Task: Please answer the following question about the molecule with SMILES COCCCN1CCC(NC(=O)c2cc(Cl)c(N)c3c2OCC3)CC1.
Description: What is the first recorded year of approval for this drug?
Answer: 2018
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
COCCCN1CCC(NC(=O)c2cc(Cl)c(N)c3c2OCC3)CC1
COCCCN1CCC(NC(=O)c2cc(Cl)c(N)c3c2OCC3)CC1
4-amino-5-chloro-N-[1-(3-methoxypropyl)piperidin-4-yl]-2,3-dihydro-1-benzofuran-7-carboxamide
What is the first recorded year of approval for this drug?