S8A
  -OEChem-05172420583D

 23 24  0     0  0  0  0  0  0999 V2000
   -0.4280   -2.2280    0.7420 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0310   -1.1030    0.5050 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.3720   -0.8560    0.1470 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.4430   -1.7560    0.0140 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.6940   -1.3000   -0.3340 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.9230    0.0460   -0.5610 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.8770    0.9480   -0.4340 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.6330    0.5000   -0.0880 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0670    1.2840    0.1750 S   0  0  0  0  0  0  0  0  0  0  0  0
    0.1790    2.0810    1.3460 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3830    1.7720   -1.0810 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8620   -0.0520    0.5570 N   0  0  0  0  0  0  0  0  0  0  0  0
   -2.2890   -0.0700    0.8890 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.0890   -0.3710   -0.3520 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.5260   -0.5520   -1.4050 O   0  0  0  0  0  0  0  0  0  0  0  0
   -4.4280   -0.4380   -0.2870 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.2840   -2.8100    0.1870 H   0  0  0  0  0  0  0  0  0  0  0  0
    4.5090   -2.0030   -0.4320 H   0  0  0  0  0  0  0  0  0  0  0  0
    4.9090    0.3910   -0.8340 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.0450    2.0010   -0.6080 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.4780   -0.8390    1.6380 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.5820    0.9030    1.2830 H   0  0  0  0  0  0  0  0  0  0  0  0
   -4.8980   -0.6340   -1.1090 H   0  0  0  0  0  0  0  0  0  0  0  0
  6  7  2  0  0  0  0
  5  6  1  0  0  0  0
  7  8  1  0  0  0  0
  9 11  2  0  0  0  0
  4  5  2  0  0  0  0
  8  9  1  0  0  0  0
  3  8  2  0  0  0  0
  3  4  1  0  0  0  0
  9 10  2  0  0  0  0
  9 12  1  0  0  0  0
  2  3  1  0  0  0  0
 14 15  2  0  0  0  0
  2 12  1  0  0  0  0
 12 13  1  0  0  0  0
  1  2  2  0  0  0  0
 14 16  1  0  0  0  0
 13 14  1  0  0  0  0
  4 17  1  0  0  0  0
  5 18  1  0  0  0  0
  6 19  1  0  0  0  0
  7 20  1  0  0  0  0
 13 21  1  0  0  0  0
 13 22  1  0  0  0  0
 16 23  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1ccc2c(c1)C(=O)N(S2(=O)=O)CC(=O)O

> <OPENEYE_INCHI>
InChI=1S/C9H7NO5S/c11-8(12)5-10-9(13)6-3-1-2-4-7(6)16(10,14)15/h1-4H,5H2,(H,11,12)

> <OPENEYE_INCHIKEY>
MQAZHTHFEBUHCD-UHFFFAOYSA-N

> <FORMULA>
C9H7NO5S

$$$$
