Using COC(=O)/C(=C/c1ccc(-c2cccc(N(C)C(=O)NC3CCCCC3)c2)cc1)OC to produce CO/C(=C\c1ccc(-c2cccc(N(C)C(=O)NC3CCCCC3)c2)cc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.