Using CC(C)C1c2nc[nH]c2CCN1C(=O)OCC(Cl)(Cl)Cl, OCc1ccc(Cl)cn1 to produce CC(C)C1c2nc[nH]c2CCN1C(=O)OCc1ccc(Cl)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.