Using CN1C(=O)NC(Cc2c[nH]c3ccccc23)C1CCc1cc(C(F)(F)F)cc(C(F)(F)F)c1, CI to produce CN1C(=O)N(C)C(Cc2c[nH]c3ccccc23)C1CCc1cc(C(F)(F)F)cc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.