Using CCc1c(C(=O)NNC(=O)C(O)c2cc(F)cc(F)c2)ccc(OCc2ccccc2)c1C to produce CCc1c(C(=O)NNC(=O)C(=O)c2cc(F)cc(F)c2)ccc(OCc2ccccc2)c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.