4PA
  -OEChem-05032420343D

 17 16  0     0  0  0  0  0  0999 V2000
   40.5720   27.6310   21.4730 C   0  0  0  0  0  0  0  0  0  0  0  0
   41.0310   26.3840   21.9710 O   0  0  0  0  0  0  0  0  0  0  0  0
   41.5100   28.8190   21.8170 C   0  0  0  0  0  0  0  0  0  0  0  0
   39.3240   27.9240   21.9660 O   0  0  0  0  0  0  0  0  0  0  0  0
   38.3020   27.8130   22.8720 C   0  0  0  0  0  0  0  0  0  0  0  0
   36.7860   27.7770   22.5210 C   0  0  0  0  0  0  0  0  0  0  0  0
   35.8960   27.8610   23.7570 C   0  0  0  0  0  0  0  0  0  0  0  0
   41.1490   29.7980   21.4250 H   0  0  0  0  0  0  0  0  0  0  0  0
   41.6880   28.8740   22.9160 H   0  0  0  0  0  0  0  0  0  0  0  0
   42.5490   28.6140   21.4690 H   0  0  0  0  0  0  0  0  0  0  0  0
   38.5100   26.9000   23.4770 H   0  0  0  0  0  0  0  0  0  0  0  0
   38.4380   28.6380   23.6090 H   0  0  0  0  0  0  0  0  0  0  0  0
   36.5260   28.5730   21.7850 H   0  0  0  0  0  0  0  0  0  0  0  0
   36.5370   26.8780   21.9080 H   0  0  0  0  0  0  0  0  0  0  0  0
   34.8100   27.8350   23.5050 H   0  0  0  0  0  0  0  0  0  0  0  0
   36.1550   27.0640   24.4920 H   0  0  0  0  0  0  0  0  0  0  0  0
   36.1440   28.7590   24.3690 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
  1  3  1  0  0  0  0
  1  4  1  0  0  0  0
  3  8  1  0  0  0  0
  3  9  1  0  0  0  0
  3 10  1  0  0  0  0
  4  5  1  0  0  0  0
  5  6  1  0  0  0  0
  5 11  1  0  0  0  0
  5 12  1  0  0  0  0
  6  7  1  0  0  0  0
  6 13  1  0  0  0  0
  6 14  1  0  0  0  0
  7 15  1  0  0  0  0
  7 16  1  0  0  0  0
  7 17  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
CCCOC(=O)C

> <OPENEYE_INCHI>
InChI=1S/C5H10O2/c1-3-4-7-5(2)6/h3-4H2,1-2H3

> <OPENEYE_INCHIKEY>
YKYONYBAUNKHLG-UHFFFAOYSA-N

> <FORMULA>
C5H10O2

$$$$