Using O=C1C=C(S(=O)(=O)[O-])c2ccccc2C1=O, CCN(CCO)c1ccccc1 to produce CCN(CCO)c1ccc(C2=CC(=O)C(=O)c3ccccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.