Using CI, CCOC(=O)N1CCC(n2c(=O)[nH]c3cc(Cl)ccc32)CC1 to produce CCOC(=O)N1CCC(n2c(=O)n(C)c3cc(Cl)ccc32)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.