Using COc1cc2c(cc1OC)CC(=O)N(CCC=O)C=C2, NC1CCc2ccccc2C1 to produce COc1cc2c(cc1OC)CC(=O)N(CCCNC1CCc3ccccc3C1)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.