Using COC(=O)C1=CCCN(CCOC=C(c2ccccc2C)c2ccccc2C)C1 to produce Cc1ccccc1C(=COCCN1CCC=C(C(=O)O)C1)c1ccccc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.