User: I want to know more about the compound with SMILES Nc1ncnc2c([C@@H]3N[C@H](CO)[C@@H](O)[C@H]3O)c[nH]c12.
Assistant: That sounds interesting, how can I help?
User: Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.
Assistant: The answer is Single stereoisomer
User: I want to know more about the {#molecule|chemical|compound!} with {SMILES__description} {SMILES#}.
Assistant: {#Sure, what is your question?|How can I help?|That sounds interesting, how can I help?|Interesting, how can I help?!}
User: {quest#}
Assistant: {#The answer is |!}{answ#}
Nc1ncnc2c([C@@H]3N[C@H](CO)[C@@H](O)[C@H]3O)c[nH]c12
Nc1ncnc2c([C@@H]3N[C@H](CO)[C@@H](O)[C@H]3O)c[nH]c12
(2S,3S,4R,5R)-2-(4-amino-5H-pyrrolo[3,2-d]pyrimidin-7-yl)-5-(hydroxymethyl)pyrrolidine-3,4-diol
Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.
Single stereoisomer