Using O=C=Nc1cc(C(F)(F)F)ccc1F, Nc1cccc(C=O)c1 to produce O=Cc1cccc(NC(=O)Nc2cc(C(F)(F)F)ccc2F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.