Using Cc1nc(Cl)ccc1OC(CC1CC1)[C@H]1CCN(C(=O)OC(C)(C)C)C1 to produce Cc1nc(Cl)ccc1OC(CC1CC1)[C@H]1CCNC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.