Using CC(C=O)c1ccccc1, O=C(NCC1CN(Cc2ccccc2)CCO1)c1ccc(O)cc1 to produce O=C(NCC1CN(CCCc2ccccc2)CCO1)c1ccc(O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.