User: I have a question about the chemical with SMILES Nc1ccc(S(=O)(=O)Nc2nccs2)cc1.
Assistant: That sounds interesting, how can I help?
User: What is the first recorded year of approval for this drug?
Assistant: 1945
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#}
Nc1ccc(S(=O)(=O)Nc2nccs2)cc1
Nc1ccc(S(=O)(=O)Nc2nccs2)cc1
4-amino-N-(1,3-thiazol-2-yl)benzenesulfonamide
What is the first recorded year of approval for this drug?