Using CC(C)(C)OC(=O)N1C[C@@H]2C[C@H]1CN2Cc1ccc(Cl)nc1 to produce CN1C[C@@H]2C[C@H]1CN2Cc1ccc(Cl)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.