COc1cc2[n+](=O)onc-2n2c1N=N[N]2 466 Error in aromatic system COc1cc2[n+](=O)onc-2n2c1N=N[N]2 467 Error in aromatic system COc1cc2[n+](=O)onc-2n2c1N=N[N]2 468 Error in aromatic system C/C(=N\N=C(/C=C/c1ccccc1)/C=C/c1ccccc1)c1nnn(-c2nonc2N)c1C 411 SMILES ERROR - Inconsistent EZ stereo information C/C(=N\N=C(/C=C/c1ccccc1)/C=C/c1ccccc1)c1nnn(-c2nonc2N)c1C 412 SMILES ERROR - Inconsistent EZ stereo information c1ccc2c(c1)[IH]c1ccccc1-2 12 Strange valence at I