User: I have a question about the chemical with SMILES NNCCc1ccccc1.O=S(=O)(O)O.
Assistant: That sounds interesting, how can I help?
User: How many rotatable bonds does this compound have?
Assistant: 3
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#}
NNCCc1ccccc1.O=S(=O)(O)O
NNCCc1ccccc1.O=S(=O)(O)O
2-phenylethylhydrazine;sulfuric acid
How many rotatable bonds does this compound have?