Using CC(CCl)CN1CCC(c2ccccc2)CC1, O=C1CCc2c(O)c(Cl)cc(Cl)c2N1 to produce CC(COc1c(Cl)cc(Cl)c2c1CCC(=O)N2)CN1CCC(c2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.