Using Nc1ccc(C(F)(F)F)c2cnccc12, O=C=NCc1ccc(C(F)(F)F)cc1 to produce O=C(NCc1ccc(C(F)(F)F)cc1)Nc1ccc(C(F)(F)F)c2cnccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.