User: I want to know more about the chemical with SMILES O=C1c2ccccc2C(=O)C1c1ccccc1.
Assistant: How can I help?
User: Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?
Assistant: The answer is No
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#}
O=C1c2ccccc2C(=O)C1c1ccccc1
O=C1c2ccccc2C(=O)C1c1ccccc1
2-phenylindene-1,3-dione
Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?