User: I want to know more about the molecule with SMILES CCC1(c2ccccc2)C(=O)NCNC1=O.
Assistant: 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: 4
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#}
CCC1(c2ccccc2)C(=O)NCNC1=O
CCC1(c2ccccc2)C(=O)NCNC1=O
5-ethyl-5-phenyl-1,3-diazinane-4,6-dione
How many hydrogen bond acceptors are there in this compound, calculated according to Lipinski's original rules (i.e., counting N and O atoms)?