User: I have a question about the compound with SMILES NCCCC(O)(P(=O)([O-])O)P(=O)(O)O.[Na+].
Assistant: Interesting, how can I help?
User: How many hydrogen bond acceptors does this compound have?
Assistant: 4
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#}
NCCCC(O)(P(=O)([O-])O)P(=O)(O)O.[Na+]
NCCCC(O)(P(=O)([O-])O)P(=O)(O)O.[Na+]
sodium;(4-amino-1-hydroxy-1-phosphonobutyl)-hydroxyphosphinate
How many hydrogen bond acceptors does this compound have?
4