Using CC(C)(C)OC(=O)NC(Cc1cccs1)C(=O)N1CCC(Cc2ccc([N+](=O)[O-])cc2)(C(=O)NC2CCCCC2)CC1 to produce CC(C)(C)OC(=O)N[C@@H](Cc1cccs1)C(=O)N1CCC(Cc2ccc(N)cc2)(C(=O)NC2CCCCC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.