User: I want to know more about the chemical with SMILES Oc1nc(O)c2cn[nH]c2n1.
Assistant: How can I help?
User: Please provide a description of this drug's mechanism of action.
Assistant: Xanthine dehydrogenase inhibitor
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#}
Oc1nc(O)c2cn[nH]c2n1
Oc1nc(O)c2cn[nH]c2n1
1H-pyrazolo[3,4-d]pyrimidine-4,6-diol
Please provide a description of this drug's mechanism of action.