Using O=C=Nc1ccc(OC2(F)C(F)(F)C(F)(F)C2(F)Oc2ccc(N=C=O)cc2)cc1 to produce Nc1ccc(OC2(F)C(F)(F)C(F)(F)C2(F)Oc2ccc(N)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.