Using Cc1csc(Nc2cc(Oc3c(F)cccc3F)c(O)cn2)n1, O=C([O-])[O-] to produce COc1cnc(Nc2nc(C)cs2)cc1Oc1c(F)cccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.