The SMILES Nc1ncnc2c1ncn2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O represents a molecule that is not identified as toxic.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {clinical_toxicity#not &NULL}identified as {clinical_toxicity__names__adjective}.
(2R,3R,4S,5R)-2-(6-aminopurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol