User: I want to know more about the compound with SMILES O=C(O)C(O)C(O)C(=O)O.c1cnc2cc3c(cc2n1)C1CNCC3C1.
Assistant: That sounds interesting, how can I help?
User: How many hydrogen bond donors does this compound have?
Assistant: 1
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#}
O=C(O)C(O)C(O)C(=O)O.c1cnc2cc3c(cc2n1)C1CNCC3C1
O=C(O)C(O)C(O)C(=O)O.c1cnc2cc3c(cc2n1)C1CNCC3C1
2,3-dihydroxybutanedioic acid;5,8,14-triazatetracyclo[10.3.1.02,11.04,9]hexadeca-2,4,6,8,10-pentaene
How many hydrogen bond donors does this compound have?
1