The SMILES Cn1cnc([N+](=O)[O-])c1C[N+](C)(C)C/C=C/C(=O)Nc1cc2c(Nc3ccc(Cl)c(Br)c3)ncnc2cn1 is from a molecule that is identified as clinically toxic.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {clinical_toxicity#not &NULL}identified as {clinical_toxicity__names__adjective}.
[(E)-4-[[4-(3-bromo-4-chloroanilino)pyrido[3,4-d]pyrimidin-6-yl]amino]-4-oxobut-2-enyl]-dimethyl-[(3-methyl-5-nitroimidazol-4-yl)methyl]azanium