Task: Please answer the following question about the molecule with SMILES O=C(O)Cc1ccccc1Nc1c(Cl)cccc1Cl.
Description: What is the first recorded year of approval for this drug?
Completion: 1988
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
O=C(O)Cc1ccccc1Nc1c(Cl)cccc1Cl
O=C(O)Cc1ccccc1Nc1c(Cl)cccc1Cl
2-[2-(2,6-dichloroanilino)phenyl]aceticacid
What is the first recorded year of approval for this drug?