data_EGC
#

_chem_comp.id                                   EGC
_chem_comp.name                                 
;2-(2-{2-[2-(2-{2-[2-(2-{2-[4-(1,1,3,3-TETRAMETHYL-BUTYL)-PHENOXY]-ETHOXY}-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHOXY]-ETHOX
Y}-ETHOXY)-ETHANOL
;

_chem_comp.type                                 NON-POLYMER
_chem_comp.pdbx_type                            HETAIN
_chem_comp.formula                              "C32 H58 O10"
_chem_comp.mon_nstd_parent_comp_id              ?
_chem_comp.pdbx_synonyms                        "TRITON X-100"
_chem_comp.pdbx_formal_charge                   0
_chem_comp.pdbx_initial_date                    2001-08-02
_chem_comp.pdbx_modified_date                   2020-06-17
_chem_comp.pdbx_ambiguous_flag                  N
_chem_comp.pdbx_release_status                  REL
_chem_comp.pdbx_replaced_by                     ?
_chem_comp.pdbx_replaces                        ?
_chem_comp.formula_weight                       602.797
_chem_comp.one_letter_code                      ?
_chem_comp.three_letter_code                    EGC
_chem_comp.pdbx_model_coordinates_details       ?
_chem_comp.pdbx_model_coordinates_missing_flag  Y
_chem_comp.pdbx_ideal_coordinates_details       ?
_chem_comp.pdbx_ideal_coordinates_missing_flag  N
_chem_comp.pdbx_model_coordinates_db_code       1JP3
_chem_comp.pdbx_subcomponent_list               ?
_chem_comp.pdbx_processing_site                 RCSB
#   #
loop_
_chem_comp_atom.comp_id
_chem_comp_atom.atom_id
_chem_comp_atom.alt_atom_id
_chem_comp_atom.type_symbol
_chem_comp_atom.charge
_chem_comp_atom.pdbx_align
_chem_comp_atom.pdbx_aromatic_flag
_chem_comp_atom.pdbx_leaving_atom_flag
_chem_comp_atom.pdbx_stereo_config
_chem_comp_atom.model_Cartn_x
_chem_comp_atom.model_Cartn_y
_chem_comp_atom.model_Cartn_z
_chem_comp_atom.pdbx_model_Cartn_x_ideal
_chem_comp_atom.pdbx_model_Cartn_y_ideal
_chem_comp_atom.pdbx_model_Cartn_z_ideal
_chem_comp_atom.pdbx_component_atom_id
_chem_comp_atom.pdbx_component_comp_id
_chem_comp_atom.pdbx_ordinal
EGC  O1    O1    O  0  1  N  N  N  45.724  29.500  55.144  -6.261   2.570    2.777  O1    EGC    1  
EGC  C2    C2    C  0  1  N  N  N  45.865  30.378  56.245  -5.118   3.366    2.489  C2    EGC    2  
EGC  C3    C3    C  0  1  N  N  N  45.862  31.817  55.768  -3.904   2.750    3.158  C3    EGC    3  
EGC  O4    O4    O  0  1  N  N  N  44.605  32.425  56.079  -3.728   1.428    2.671  O4    EGC    4  
EGC  C5    C5    C  0  1  N  N  N  44.496  33.743  55.536  -2.599   0.799    3.266  C5    EGC    5  
EGC  C6    C6    C  0  1  N  N  N  43.531  33.747  54.354  -2.477  -0.613    2.726  C6    EGC    6  
EGC  O7    O7    O  0  1  N  N  N  43.372  35.086  53.853  -2.331  -0.558    1.314  O7    EGC    7  
EGC  C8    C8    C  0  1  N  N  N  44.616  35.653  53.396  -2.212  -1.859    0.752  C8    EGC    8  
EGC  C9    C9    C  0  1  N  N  N  44.651  35.684  51.874  -2.084  -1.737   -0.754  C9    EGC    9  
EGC  O10   O10   O  0  1  N  N  N  44.679  37.041  51.414  -3.251  -1.111   -1.270  O10   EGC   10  
EGC  C11   C11   C  0  1  N  N  N  45.464  37.193  50.223  -3.185  -0.970   -2.684  C11   EGC   11  
EGC  C12   C12   C  0  1  N  N  N  46.615  38.163  50.475  -4.464  -0.320   -3.176  C12   EGC   12  
EGC  C14   C14   C  0  1  N  N  N       ?       ?       ?  -6.796  -0.590   -3.280  C14   EGC   13  
EGC  C15   C15   C  0  1  N  N  N       ?       ?       ?  -7.928  -1.531   -2.915  C15   EGC   14  
EGC  C17   C17   C  0  1  N  N  N       ?       ?       ?  -8.999  -2.580   -1.105  C17   EGC   15  
EGC  C18   C18   C  0  1  N  N  N       ?       ?       ?  -8.958  -2.743    0.402  C18   EGC   16  
EGC  C20   C20   C  0  1  N  N  N       ?       ?       ?  -7.615  -3.484    2.183  C20   EGC   17  
EGC  C21   C21   C  0  1  N  N  N       ?       ?       ?  -6.274  -4.109    2.515  C21   EGC   18  
EGC  C23   C23   C  0  1  N  N  N       ?       ?       ?  -4.942  -6.012    2.157  C23   EGC   19  
EGC  C24   C24   C  0  1  N  N  N       ?       ?       ?  -4.914  -7.366    1.474  C24   EGC   20  
EGC  C26   C26   C  0  1  N  N  N       ?       ?       ?  -5.062  -8.423   -0.620  C26   EGC   21  
EGC  C27   C27   C  0  1  N  N  N       ?       ?       ?  -5.267  -8.165   -2.100  C27   EGC   22  
EGC  C29   C29   C  0  1  Y  N  N       ?       ?       ?  -4.543  -6.482   -3.617  C29   EGC   23  
EGC  C30   C30   C  0  1  Y  N  N       ?       ?       ?  -3.919  -5.241   -3.743  C30   EGC   24  
EGC  C31   C31   C  0  1  Y  N  N       ?       ?       ?  -4.230  -4.410   -4.820  C31   EGC   25  
EGC  C32   C32   C  0  1  Y  N  N       ?       ?       ?  -5.154  -4.851   -5.731  C32   EGC   26  
EGC  C33   C33   C  0  1  Y  N  N       ?       ?       ?  -5.788  -6.063   -5.644  C33   EGC   27  
EGC  C34   C34   C  0  1  Y  N  N       ?       ?       ?  -5.477  -6.893   -4.568  C34   EGC   28  
EGC  C35   C35   C  0  1  N  N  N       ?       ?       ?  -5.497  -3.934   -6.922  C35   EGC   29  
EGC  C36   C36   C  0  1  N  N  N       ?       ?       ?  -6.059  -2.615   -6.316  C36   EGC   30  
EGC  C37   C37   C  0  1  N  N  N       ?       ?       ?  -6.618  -4.483   -7.828  C37   EGC   31  
EGC  C38   C38   C  0  1  N  N  N       ?       ?       ?  -4.239  -3.542   -7.779  C38   EGC   32  
EGC  C39   C39   C  0  1  N  N  N       ?       ?       ?  -3.301  -4.611   -8.431  C39   EGC   33  
EGC  C40   C40   C  0  1  N  N  N       ?       ?       ?  -2.134  -3.844   -9.101  C40   EGC   34  
EGC  C41   C41   C  0  1  N  N  N       ?       ?       ?  -4.015  -5.396   -9.548  C41   EGC   35  
EGC  C42   C42   C  0  1  N  N  N       ?       ?       ?  -2.692  -5.600   -7.430  C42   EGC   36  
EGC  O13   O13   O  0  1  N  N  N       ?       ?       ?  -5.566  -1.152   -2.840  O13   EGC   37  
EGC  O16   O16   O  0  1  N  N  N       ?       ?       ?  -7.939  -1.720   -1.507  O16   EGC   38  
EGC  O19   O19   O  0  1  N  N  N       ?       ?       ?  -7.717  -3.327    0.772  O19   EGC   39  
EGC  O22   O22   O  0  1  N  N  N       ?       ?       ?  -6.192  -5.386    1.896  O22   EGC   40  
EGC  O25   O25   O  0  1  N  N  N       ?       ?       ?  -5.101  -7.184    0.077  O25   EGC   41  
EGC  O28   O28   O  0  1  N  N  N       ?       ?       ?  -4.238  -7.294   -2.567  O28   EGC   42  
EGC  H1    H1    H  0  1  N  N  N  45.692  30.003  54.339  -6.023   1.653    2.563  H1    EGC   43  
EGC  H21   1H2   H  0  1  N  N  N  45.027  30.225  56.941  -4.993   3.403    1.403  H21   EGC   44  
EGC  H22   2H2   H  0  1  N  N  N  46.818  30.169  56.753  -5.297   4.374    2.874  H22   EGC   45  
EGC  H31A  1H3   H  0  0  N  N  N  46.670  32.370  56.270  -4.036   2.699    4.244  H31A  EGC   46  
EGC  H32   2H3   H  0  1  N  N  N  46.019  31.841  54.680  -3.004   3.325    2.923  H32   EGC   47  
EGC  H51   1H5   H  0  1  N  N  N  44.120  34.425  56.313  -1.712   1.392    3.025  H51   EGC   48  
EGC  H52   2H5   H  0  1  N  N  N  45.487  34.073  55.192  -2.748   0.783    4.350  H52   EGC   49  
EGC  H61   1H6   H  0  1  N  N  N  43.932  33.105  53.555  -3.371  -1.201    2.954  H61   EGC   50  
EGC  H62   2H6   H  0  1  N  N  N  42.553  33.366  54.685  -1.594  -1.107    3.143  H62   EGC   51  
EGC  H81   1H8   H  0  1  N  N  N  44.710  36.679  53.782  -1.328  -2.338    1.185  H81   EGC   52  
EGC  H82   2H8   H  0  1  N  N  N  45.449  35.035  53.762  -3.107  -2.430    1.015  H82   EGC   53  
EGC  H91   1H9   H  0  1  N  N  N  45.552  35.161  51.520  -1.989  -2.721   -1.224  H91   EGC   54  
EGC  H92   2H9   H  0  1  N  N  N  43.752  35.187  51.481  -1.220  -1.120   -1.017  H92   EGC   55  
EGC  H111  1H11  H  0  0  N  N  N  45.872  36.214  49.929  -2.312  -0.356   -2.925  H111  EGC   56  
EGC  H112  2H11  H  0  0  N  N  N  44.827  37.590  49.419  -3.068  -1.966   -3.122  H112  EGC   57  
EGC  H121  1H12  H  0  0  N  N  N  47.019  39.092  50.904  -4.450  -0.195   -4.263  H121  EGC   58  
EGC  H122  2H12  H  0  0  N  N  N  47.594  38.440  50.893  -4.609   0.651   -2.695  H122  EGC   59  
EGC  H141  1H14  H  0  0  N  N  N       ?       ?       ?  -6.919   0.382   -2.793  H141  EGC   60  
EGC  H142  2H14  H  0  0  N  N  N       ?       ?       ?  -6.744  -0.456   -4.364  H142  EGC   61  
EGC  H151  1H15  H  0  0  N  N  N       ?       ?       ?  -7.797  -2.508   -3.390  H151  EGC   62  
EGC  H152  2H15  H  0  0  N  N  N       ?       ?       ?  -8.891  -1.104   -3.211  H152  EGC   63  
EGC  H171  1H17  H  0  0  N  N  N       ?       ?       ?  -9.943  -2.131   -1.428  H171  EGC   64  
EGC  H172  2H17  H  0  0  N  N  N       ?       ?       ?  -8.862  -3.546   -1.598  H172  EGC   65  
EGC  H181  1H18  H  0  0  N  N  N       ?       ?       ?  -9.761  -3.400    0.750  H181  EGC   66  
EGC  H182  2H18  H  0  0  N  N  N       ?       ?       ?  -9.039  -1.769    0.895  H182  EGC   67  
EGC  H201  1H20  H  0  0  N  N  N       ?       ?       ?  -7.715  -2.496    2.643  H201  EGC   68  
EGC  H202  2H20  H  0  0  N  N  N       ?       ?       ?  -8.432  -4.130    2.516  H202  EGC   69  
EGC  H211  1H21  H  0  0  N  N  N       ?       ?       ?  -6.159  -4.246    3.595  H211  EGC   70  
EGC  H212  2H21  H  0  0  N  N  N       ?       ?       ?  -5.457  -3.490    2.132  H212  EGC   71  
EGC  H231  1H23  H  0  0  N  N  N       ?       ?       ?  -4.149  -5.361    1.776  H231  EGC   72  
EGC  H232  2H23  H  0  0  N  N  N       ?       ?       ?  -4.836  -6.128    3.240  H232  EGC   73  
EGC  H241  1H24  H  0  0  N  N  N       ?       ?       ?  -5.717  -8.011    1.844  H241  EGC   74  
EGC  H242  2H24  H  0  0  N  N  N       ?       ?       ?  -3.948  -7.853    1.629  H242  EGC   75  
EGC  H261  1H26  H  0  0  N  N  N       ?       ?       ?  -4.090  -8.890   -0.431  H261  EGC   76  
EGC  H262  2H26  H  0  0  N  N  N       ?       ?       ?  -5.860  -9.061   -0.229  H262  EGC   77  
EGC  H271  1H27  H  0  0  N  N  N       ?       ?       ?  -6.232  -7.684   -2.287  H271  EGC   78  
EGC  H272  2H27  H  0  0  N  N  N       ?       ?       ?  -5.205  -9.101   -2.664  H272  EGC   79  
EGC  H30   H30   H  0  1  N  N  N       ?       ?       ?  -3.191  -4.915   -3.006  H30   EGC   80  
EGC  H31   H31   H  0  1  N  N  N       ?       ?       ?  -3.740  -3.445   -4.909  H31   EGC   81  
EGC  H33   H33   H  0  1  N  N  N       ?       ?       ?  -6.517  -6.391   -6.380  H33   EGC   82  
EGC  H34   H34   H  0  1  N  N  N       ?       ?       ?  -5.966  -7.860   -4.475  H34   EGC   83  
EGC  H361  1H36  H  0  0  N  N  N       ?       ?       ?  -5.309  -2.082   -5.720  H361  EGC   84  
EGC  H362  2H36  H  0  0  N  N  N       ?       ?       ?  -6.918  -2.810   -5.662  H362  EGC   85  
EGC  H363  3H36  H  0  0  N  N  N       ?       ?       ?  -6.392  -1.928   -7.103  H363  EGC   86  
EGC  H371  1H37  H  0  0  N  N  N       ?       ?       ?  -7.572  -4.552   -7.290  H371  EGC   87  
EGC  H372  2H37  H  0  0  N  N  N       ?       ?       ?  -6.788  -3.827   -8.689  H372  EGC   88  
EGC  H373  3H37  H  0  0  N  N  N       ?       ?       ?  -6.394  -5.485   -8.205  H373  EGC   89  
EGC  H381  1H38  H  0  0  N  N  N       ?       ?       ?  -4.588  -2.892   -8.596  H381  EGC   90  
EGC  H382  2H38  H  0  0  N  N  N       ?       ?       ?  -3.609  -2.880   -7.169  H382  EGC   91  
EGC  H401  1H40  H  0  0  N  N  N       ?       ?       ?  -1.549  -3.286   -8.361  H401  EGC   92  
EGC  H402  2H40  H  0  0  N  N  N       ?       ?       ?  -2.506  -3.128   -9.843  H402  EGC   93  
EGC  H403  3H40  H  0  0  N  N  N       ?       ?       ?  -1.447  -4.527   -9.614  H403  EGC   94  
EGC  H411  1H41  H  0  0  N  N  N       ?       ?       ?  -4.513  -4.722  -10.253  H411  EGC   95  
EGC  H412  2H41  H  0  0  N  N  N       ?       ?       ?  -3.300  -5.998  -10.122  H412  EGC   96  
EGC  H413  3H41  H  0  0  N  N  N       ?       ?       ?  -4.761  -6.092   -9.161  H413  EGC   97  
EGC  H421  1H42  H  0  0  N  N  N       ?       ?       ?  -1.967  -6.259   -7.922  H421  EGC   98  
EGC  H422  2H42  H  0  0  N  N  N       ?       ?       ?  -2.159  -5.079   -6.627  H422  EGC   99  
EGC  H423  3H42  H  0  0  N  N  N       ?       ?       ?  -3.451  -6.248   -6.984  H423  EGC  100  
#   #
loop_
_chem_comp_bond.comp_id
_chem_comp_bond.atom_id_1
_chem_comp_bond.atom_id_2
_chem_comp_bond.value_order
_chem_comp_bond.pdbx_aromatic_flag
_chem_comp_bond.pdbx_stereo_config
_chem_comp_bond.pdbx_ordinal
EGC  O1   C2    SING  N  N    1  
EGC  O1   H1    SING  N  N    2  
EGC  C2   C3    SING  N  N    3  
EGC  C2   H21   SING  N  N    4  
EGC  C2   H22   SING  N  N    5  
EGC  C3   O4    SING  N  N    6  
EGC  C3   H31A  SING  N  N    7  
EGC  C3   H32   SING  N  N    8  
EGC  O4   C5    SING  N  N    9  
EGC  C5   C6    SING  N  N   10  
EGC  C5   H51   SING  N  N   11  
EGC  C5   H52   SING  N  N   12  
EGC  C6   O7    SING  N  N   13  
EGC  C6   H61   SING  N  N   14  
EGC  C6   H62   SING  N  N   15  
EGC  O7   C8    SING  N  N   16  
EGC  C8   C9    SING  N  N   17  
EGC  C8   H81   SING  N  N   18  
EGC  C8   H82   SING  N  N   19  
EGC  C9   O10   SING  N  N   20  
EGC  C9   H91   SING  N  N   21  
EGC  C9   H92   SING  N  N   22  
EGC  O10  C11   SING  N  N   23  
EGC  C11  C12   SING  N  N   24  
EGC  C11  H111  SING  N  N   25  
EGC  C11  H112  SING  N  N   26  
EGC  C12  O13   SING  N  N   27  
EGC  C12  H121  SING  N  N   28  
EGC  C12  H122  SING  N  N   29  
EGC  C14  C15   SING  N  N   30  
EGC  C14  O13   SING  N  N   31  
EGC  C14  H141  SING  N  N   32  
EGC  C14  H142  SING  N  N   33  
EGC  C15  O16   SING  N  N   34  
EGC  C15  H151  SING  N  N   35  
EGC  C15  H152  SING  N  N   36  
EGC  C17  C18   SING  N  N   37  
EGC  C17  O16   SING  N  N   38  
EGC  C17  H171  SING  N  N   39  
EGC  C17  H172  SING  N  N   40  
EGC  C18  O19   SING  N  N   41  
EGC  C18  H181  SING  N  N   42  
EGC  C18  H182  SING  N  N   43  
EGC  C20  C21   SING  N  N   44  
EGC  C20  O19   SING  N  N   45  
EGC  C20  H201  SING  N  N   46  
EGC  C20  H202  SING  N  N   47  
EGC  C21  O22   SING  N  N   48  
EGC  C21  H211  SING  N  N   49  
EGC  C21  H212  SING  N  N   50  
EGC  C23  C24   SING  N  N   51  
EGC  C23  O22   SING  N  N   52  
EGC  C23  H231  SING  N  N   53  
EGC  C23  H232  SING  N  N   54  
EGC  C24  O25   SING  N  N   55  
EGC  C24  H241  SING  N  N   56  
EGC  C24  H242  SING  N  N   57  
EGC  C26  C27   SING  N  N   58  
EGC  C26  O25   SING  N  N   59  
EGC  C26  H261  SING  N  N   60  
EGC  C26  H262  SING  N  N   61  
EGC  C27  O28   SING  N  N   62  
EGC  C27  H271  SING  N  N   63  
EGC  C27  H272  SING  N  N   64  
EGC  C29  C30   DOUB  Y  N   65  
EGC  C29  C34   SING  Y  N   66  
EGC  C29  O28   SING  N  N   67  
EGC  C30  C31   SING  Y  N   68  
EGC  C30  H30   SING  N  N   69  
EGC  C31  C32   DOUB  Y  N   70  
EGC  C31  H31   SING  N  N   71  
EGC  C32  C33   SING  Y  N   72  
EGC  C32  C35   SING  N  N   73  
EGC  C33  C34   DOUB  Y  N   74  
EGC  C33  H33   SING  N  N   75  
EGC  C34  H34   SING  N  N   76  
EGC  C35  C36   SING  N  N   77  
EGC  C35  C37   SING  N  N   78  
EGC  C35  C38   SING  N  N   79  
EGC  C36  H361  SING  N  N   80  
EGC  C36  H362  SING  N  N   81  
EGC  C36  H363  SING  N  N   82  
EGC  C37  H371  SING  N  N   83  
EGC  C37  H372  SING  N  N   84  
EGC  C37  H373  SING  N  N   85  
EGC  C38  C39   SING  N  N   86  
EGC  C38  H381  SING  N  N   87  
EGC  C38  H382  SING  N  N   88  
EGC  C39  C40   SING  N  N   89  
EGC  C39  C41   SING  N  N   90  
EGC  C39  C42   SING  N  N   91  
EGC  C40  H401  SING  N  N   92  
EGC  C40  H402  SING  N  N   93  
EGC  C40  H403  SING  N  N   94  
EGC  C41  H411  SING  N  N   95  
EGC  C41  H412  SING  N  N   96  
EGC  C41  H413  SING  N  N   97  
EGC  C42  H421  SING  N  N   98  
EGC  C42  H422  SING  N  N   99  
EGC  C42  H423  SING  N  N  100  
#   #
loop_
_pdbx_chem_comp_descriptor.comp_id
_pdbx_chem_comp_descriptor.type
_pdbx_chem_comp_descriptor.program
_pdbx_chem_comp_descriptor.program_version
_pdbx_chem_comp_descriptor.descriptor
EGC  SMILES            ACDLabs               10.04  "O(c1ccc(cc1)C(C)(C)CC(C)(C)C)CCOCCOCCOCCOCCOCCOCCOCCOCCO"  
EGC  SMILES_CANONICAL  CACTVS                3.341  "CC(C)(C)CC(C)(C)c1ccc(OCCOCCOCCOCCOCCOCCOCCOCCOCCO)cc1"  
EGC  SMILES            CACTVS                3.341  "CC(C)(C)CC(C)(C)c1ccc(OCCOCCOCCOCCOCCOCCOCCOCCOCCO)cc1"  
EGC  SMILES_CANONICAL  "OpenEye OEToolkits"  1.5.0  "CC(C)(C)CC(C)(C)c1ccc(cc1)OCCOCCOCCOCCOCCOCCOCCOCCOCCO"  
EGC  SMILES            "OpenEye OEToolkits"  1.5.0  "CC(C)(C)CC(C)(C)c1ccc(cc1)OCCOCCOCCOCCOCCOCCOCCOCCOCCO"  
EGC  InChI             InChI                 1.03   "InChI=1S/C32H58O10/c1-31(2,3)28-32(4,5)29-6-8-30(9-7-29)42-27-26-41-25-24-40-23-22-39-21-20-38-19-18-37-17-16-36-15-14-35-13-12-34-11-10-33/h6-9,33H,10-28H2,1-5H3"  
EGC  InChIKey          InChI                 1.03   VJYAJQFKKLYARJ-UHFFFAOYSA-N  
#   #
loop_
_pdbx_chem_comp_identifier.comp_id
_pdbx_chem_comp_identifier.type
_pdbx_chem_comp_identifier.program
_pdbx_chem_comp_identifier.program_version
_pdbx_chem_comp_identifier.identifier
EGC  "SYSTEMATIC NAME"  ACDLabs               10.04  "26-[4-(1,1,3,3-tetramethylbutyl)phenoxy]-3,6,9,12,15,18,21,24-octaoxahexacosan-1-ol"  
EGC  "SYSTEMATIC NAME"  "OpenEye OEToolkits"  1.5.0  "2-[2-[2-[2-[2-[2-[2-[2-[2-[4-(2,4,4-trimethylpentan-2-yl)phenoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol"  
#   #
loop_
_pdbx_chem_comp_audit.comp_id
_pdbx_chem_comp_audit.action_type
_pdbx_chem_comp_audit.date
_pdbx_chem_comp_audit.processing_site
EGC  "Create component"   2001-08-02  RCSB  
EGC  "Modify descriptor"  2011-06-04  RCSB  
EGC  "Modify synonyms"    2020-06-05  PDBE  
#
_pdbx_chem_comp_synonyms.ordinal     1
_pdbx_chem_comp_synonyms.comp_id     EGC
_pdbx_chem_comp_synonyms.name        "TRITON X-100"
_pdbx_chem_comp_synonyms.provenance  ?
_pdbx_chem_comp_synonyms.type        ?
##