Using COC(=O)/C=C/C=C/C=C/C=C/c1ccc(OC)c(OC2CCCC2)c1 to produce COC(=O)CCCCCCCCc1ccc(OC)c(OC2CCCC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.