Question: What is the first recorded year of approval for this drug?
 The Molecule can be represented with the SMILES CC/C=C\C/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)OCC.
Answer: 2012
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
CC/C=C\C/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)OCC
CC/C=C\C/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)OCC
ethyl (5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate
What is the first recorded year of approval for this drug?