Using COc1ccc(C(=CNC(=O)c2sc3ccc(C(F)(F)F)cc3c2O)c2ccc(OC)cc2)cc1 to produce O=C(NC=C(c1ccc(O)cc1)c1ccc(O)cc1)c1sc2ccc(C(F)(F)F)cc2c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.