Using COc1ccc(Cn2cc(-c3nc(Nc4ccc(F)cn4)sc3F)cn2)cc1 to produce Fc1ccc(Nc2nc(-c3cn[nH]c3)c(F)s2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.