User: I have a question about the molecule with SMILES NC(=O)CC[C@H](N)C(=O)O.
Assistant: Interesting, how can I help?
User: How many hydrogen bond acceptors are there in this compound, calculated according to Lipinski's original rules (i.e., counting N and O atoms)?
Assistant: 5
User: I have a question 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#}
NC(=O)CC[C@H](N)C(=O)O
NC(=O)CC[C@H](N)C(=O)O
(2S)-2,5-diamino-5-oxopentanoicacid
How many hydrogen bond acceptors are there in this compound, calculated according to Lipinski's original rules (i.e., counting N and O atoms)?
5