TK4
  -OEChem-05102419333D

 33 34  0     0  0  0  0  0  0999 V2000
   -0.4840    0.0800    1.2170 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.8560    0.2890    1.4500 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.7630    0.3610    0.3870 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.3430    0.2320   -0.8980 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4810   -0.1140   -2.4930 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.8070   -0.3160   -2.7250 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.7170   -0.3880   -1.6730 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.3060   -0.2600   -0.3820 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.9440   -0.0510   -0.1020 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0190    0.0230   -1.1730 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.6160   -0.0090    2.5640 S   0  0  0  0  0  0  0  0  0  0  0  0
   -2.2540    1.3640    2.7150 O   0  0  0  0  0  0  0  0  0  0  0  0
   -2.6590   -0.8730    2.1360 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8200   -0.1950    3.7260 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.3170    0.4240    2.7640 N   0  0  0  0  0  0  0  0  0  0  0  0
    2.4420   -0.2060    3.1520 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0100   -0.9580    2.3880 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.9960    0.0210    4.5350 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.6490   -0.0250   -3.8410 S   0  0  0  0  0  0  0  0  0  0  0  0
    0.8980    1.4480   -4.1300 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.8800   -0.5340   -3.3460 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0530   -0.5270   -4.9690 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.8110    0.5210    0.5910 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.0560    0.2900   -1.7080 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.1590   -0.4220   -3.7410 H   0  0  0  0  0  0  0  0  0  0  0  0
   -3.7640   -0.5490   -1.8840 H   0  0  0  0  0  0  0  0  0  0  0  0
   -3.0230   -0.3190    0.4230 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.8720    1.3060    3.4560 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.8260    0.9730    3.3960 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.9030   -0.5690    4.6650 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.2300    1.0780    4.6630 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.2560   -0.2790    5.2770 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.5190    1.4860   -4.8700 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
  1  9  1  0  0  0  0
  1 11  1  0  0  0  0
  2  3  1  0  0  0  0
  2 15  1  0  0  0  0
  3  4  2  0  0  0  0
  3 23  1  0  0  0  0
  4 10  1  0  0  0  0
  4 24  1  0  0  0  0
  5  6  2  0  0  0  0
  5 10  1  0  0  0  0
  5 19  1  0  0  0  0
  6  7  1  0  0  0  0
  6 25  1  0  0  0  0
  7  8  2  0  0  0  0
  7 26  1  0  0  0  0
  8  9  1  0  0  0  0
  8 27  1  0  0  0  0
  9 10  2  0  0  0  0
 11 12  1  0  0  0  0
 11 13  2  0  0  0  0
 11 14  2  0  0  0  0
 12 28  1  0  0  0  0
 15 16  1  0  0  0  0
 15 29  1  0  0  0  0
 16 17  2  0  0  0  0
 16 18  1  0  0  0  0
 18 30  1  0  0  0  0
 18 31  1  0  0  0  0
 18 32  1  0  0  0  0
 19 20  1  0  0  0  0
 19 21  2  0  0  0  0
 19 22  2  0  0  0  0
 20 33  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
CC(=O)Nc1ccc2c(c1S(=O)(=O)O)cccc2S(=O)(=O)O

> <OPENEYE_INCHI>
InChI=1S/C12H11NO7S2/c1-7(14)13-10-6-5-8-9(12(10)22(18,19)20)3-2-4-11(8)21(15,16)17/h2-6H,1H3,(H,13,14)(H,15,16,17)(H,18,19,20)

> <OPENEYE_INCHIKEY>
WGOQGHNONXFNJQ-UHFFFAOYSA-N

> <FORMULA>
C12H11NO7S2

$$$$
