Using CI, Cc1ncccc1-c1cc(Cl)ncc1NC(=O)OC(C)(C)C to produce Cc1ncccc1-c1cc(Cl)ncc1N(C)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.