Using CCOC(=O)/C(=C(\CC)c1ccccc1)c1cccc(OCOC)c1 to produce CC/C(=C(\C(=O)O)c1cccc(OCOC)c1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.