User: I want to know more about the chemical with SMILES CSCC[C@H](N)C(=O)N[C@@]1(C(=O)O)CS(=O)(=O)[C@H]2[C@H](C(=O)O)[C@H]21.
Assistant: How can I help?
User: How many heavy (non-hydrogen) atoms does this compound have?
Assistant: The answer is 23
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#}
CSCC[C@H](N)C(=O)N[C@@]1(C(=O)O)CS(=O)(=O)[C@H]2[C@H](C(=O)O)[C@H]21
CSCC[C@H](N)C(=O)N[C@@]1(C(=O)O)CS(=O)(=O)[C@H]2[C@H](C(=O)O)[C@H]21
(1R,4S,5S,6S)-4-[[(2S)-2-amino-4-methylsulfanylbutanoyl]amino]-2,2-dioxo-2λ6-thiabicyclo[3.1.0]hexane-4,6-dicarboxylicacid
How many heavy (non-hydrogen) atoms does this compound have?