User: I want to know more about the compound with SMILES NC(=O)CC[C@H](N)C(=O)O.
Assistant: How can I help?
User: What is the first recorded year of approval for this drug?
Assistant: The answer is 2004
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#}
NC(=O)CC[C@H](N)C(=O)O
NC(=O)CC[C@H](N)C(=O)O
(2S)-2,5-diamino-5-oxopentanoicacid
What is the first recorded year of approval for this drug?