YO3
  -OEChem-11152421073D

 43 46  0     0  0  0  0  0  0999 V2000
    5.5520   -2.6630    0.0050 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.1530   -2.2190   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.0700   -1.4210   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.2260   -0.0080   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.1210    0.8360   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.1680    0.2990   -0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.2530    1.1290    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.5550    0.5860    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
   -4.1930   -0.8640   -0.0030 C   0  0  0  0  0  0  0  0  0  0  0  0
   -5.0450   -1.9550   -0.0030 C   0  0  0  0  0  0  0  0  0  0  0  0
   -6.4130   -1.7620    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -6.9420   -0.4800    0.0040 C   0  0  0  0  0  0  0  0  0  0  0  0
   -6.1090    0.6180    0.0040 C   0  0  0  0  0  0  0  0  0  0  0  0
   -4.7240    0.4370    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.7560    2.7540    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5990    0.5340   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.8380    1.9060   -0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.1360    2.3710    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    6.1990    1.4800    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.9770    0.1190   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.6750   -0.3690   -0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.4240   -1.7280   -0.0010 N   0  0  0  0  0  0  0  0  0  0  0  0
   -3.6700    1.2910    0.0010 N   0  3  0  0  0  0  0  0  0  0  0  0
   -2.8460   -0.7310   -0.0050 O   0  0  0  0  0  0  0  0  0  0  0  0
    5.1750   -3.6860    0.0090 H   0  0  0  0  0  0  0  0  0  0  0  0
    6.1610   -2.5030   -0.8850 H   0  0  0  0  0  0  0  0  0  0  0  0
    6.1580   -2.4960    0.8950 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.0090   -3.2900    0.0030 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.0810   -1.8540   -0.0010 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.2600    1.9070   -0.0010 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3060   -0.7720   -0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1140    2.2000   -0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
   -4.6410   -2.9570   -0.0060 H   0  0  0  0  0  0  0  0  0  0  0  0
   -7.0750   -2.6150   -0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
   -8.0130   -0.3420    0.0050 H   0  0  0  0  0  0  0  0  0  0  0  0
   -6.5260    1.6140    0.0060 H   0  0  0  0  0  0  0  0  0  0  0  0
   -3.7770    3.1160    1.0280 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.8890    3.1690   -0.5130 H   0  0  0  0  0  0  0  0  0  0  0  0
   -4.6660    3.0640   -0.5130 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.0120    2.6020   -0.0010 H   0  0  0  0  0  0  0  0  0  0  0  0
    5.3260    3.4340    0.0020 H   0  0  0  0  0  0  0  0  0  0  0  0
    7.2120    1.8570    0.0010 H   0  0  0  0  0  0  0  0  0  0  0  0
    6.8120   -0.5660   -0.0020 H   0  0  0  0  0  0  0  0  0  0  0  0
 11 12  2  0  0  0  0
 10 11  1  0  0  0  0
 12 13  1  0  0  0  0
  9 10  2  0  0  0  0
 13 14  2  0  0  0  0
  9 14  1  0  0  0  0
  9 24  1  0  0  0  0
 14 23  1  0  0  0  0
  8 24  1  0  0  0  0
 15 23  1  0  0  0  0
  8 23  2  0  0  0  0
  7  8  1  0  0  0  0
  6  7  2  0  0  0  0
  5  6  1  0  0  0  0
  2  3  2  0  0  0  0
  3  4  1  0  0  0  0
  2 22  1  0  0  0  0
  4  5  2  0  0  0  0
  4 16  1  0  0  0  0
  1 22  1  0  0  0  0
 21 22  1  0  0  0  0
 16 21  2  0  0  0  0
 16 17  1  0  0  0  0
 20 21  1  0  0  0  0
 17 18  2  0  0  0  0
 19 20  2  0  0  0  0
 18 19  1  0  0  0  0
  1 25  1  0  0  0  0
  1 26  1  0  0  0  0
  1 27  1  0  0  0  0
  2 28  1  0  0  0  0
  3 29  1  0  0  0  0
  5 30  1  0  0  0  0
  6 31  1  0  0  0  0
  7 32  1  0  0  0  0
 10 33  1  0  0  0  0
 11 34  1  0  0  0  0
 12 35  1  0  0  0  0
 13 36  1  0  0  0  0
 15 37  1  0  0  0  0
 15 38  1  0  0  0  0
 15 39  1  0  0  0  0
 17 40  1  0  0  0  0
 18 41  1  0  0  0  0
 19 42  1  0  0  0  0
 20 43  1  0  0  0  0
M  CHG  1  23   1
M  END
> <OPENEYE_ISO_SMILES>
C[n+]1c2ccccc2oc1/C=C/C=C/3\C=CN(c4c3cccc4)C

> <OPENEYE_INCHI>
InChI=1S/C21H19N2O/c1-22-15-14-16(17-9-3-4-10-18(17)22)8-7-13-21-23(2)19-11-5-6-12-20(19)24-21/h3-15H,1-2H3/q+1

> <OPENEYE_INCHIKEY>
VHMUTYCKXYROKA-UHFFFAOYSA-N

> <FORMULA>
C21H19N2O+

$$$$
