Using COC(=O)c1cnc2c(c1)CC1(C2)C(=O)N(Cc2ccc(OC)cc2)C(=O)N1C to produce COC(=O)c1cnc2c(c1)CC1(C2)C(=O)NC(=O)N1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.