User: I have a question about the compound with SMILES [O-]n1ccccc1=S.[O-]n1ccccc1=S.[Zn+2].
Assistant: How can I help?
User: How many rotatable bonds does this compound have?
Assistant: 0
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#}
[O-]n1ccccc1=S.[O-]n1ccccc1=S.[Zn+2]
[O-]n1ccccc1=S.[O-]n1ccccc1=S.[Zn+2]
zinc;1-oxidopyridine-2-thione
How many rotatable bonds does this compound have?