Using CCCCCCCCC(O)/C=C/C=C/c1ccc(C(=O)CCCC(=O)OC)s1 to produce CCCCCCCCC(O)/C=C/C=C/c1ccc(C(O)CCCC(=O)OC)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.