User: I have a question about the compound with SMILES CC1(C)CC(OC(=O)C2CC2)CC(C)(C)N1O.
Assistant: That sounds interesting, how can I help?
User: How many heavy (non-hydrogen) atoms does this compound have?
Assistant: The answer is 17
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#}
CC1(C)CC(OC(=O)C2CC2)CC(C)(C)N1O
CC1(C)CC(OC(=O)C2CC2)CC(C)(C)N1O
(1-hydroxy-2,2,6,6-tetramethylpiperidin-4-yl)cyclopropanecarboxylate
How many heavy (non-hydrogen) atoms does this compound have?