Task: Please answer the following question about the molecule with SMILES NC(=O)NC(=O)Cc1ccccc1.
Question: What is the first recorded year of approval for this drug?
Result: 1951
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
NC(=O)NC(=O)Cc1ccccc1
NC(=O)NC(=O)Cc1ccccc1
N-carbamoyl-2-phenylacetamide
What is the first recorded year of approval for this drug?