User: I want to know more about the molecule with SMILES CCN1C(=O)CNc2ncc(-c3ccc(-c4nc[nH]n4)nc3C)nc21.
Assistant: Sure, what is your question?
User: How many aromatic rings does this compound have?
Assistant: The answer is 3
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#}
CCN1C(=O)CNc2ncc(-c3ccc(-c4nc[nH]n4)nc3C)nc21
CCN1C(=O)CNc2ncc(-c3ccc(-c4nc[nH]n4)nc3C)nc21
5-ethyl-3-[2-methyl-6-(1H-1,2,4-triazol-3-yl)pyridin-3-yl]-7,8-dihydropyrazino[2,3-b]pyrazin-6-one
How many aromatic rings does this compound have?