Using CI, CC(C)(C)OC(=O)N1CCN(C(CO)c2cccc(C(F)(F)F)c2)CC1 to produce COCC(c1cccc(C(F)(F)F)c1)N1CCN(C(=O)OC(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.