Using COC(=O)CC1C(=O)N(C)Cc2cc(C(=O)Nc3cccc(N)n3)ccc2N1C(C)=O to produce CC(=O)N1c2ccc(C(=O)Nc3cccc(N)n3)cc2CN(C)C(=O)C1CC(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.