Using CC(C)(C)OC(=O)N1CCc2[nH]c3ccccc3c2CC1, NC(=O)CI to produce CC(C)(C)OC(=O)N1CCc2c(n(CC(N)=O)c3ccccc23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.