Task: Answer the following question about the molecule with SMILES NC(=O)NO.
Description: What is the first recorded year of approval for this drug?
Result: 1967
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
NC(=O)NO
NC(=O)NO
hydroxyurea
What is the first recorded year of approval for this drug?
1967