Using FC(F)(F)c1ccnc(Cl)c1, COc1cc(CCNc2ncnc3scc(Cl)c23)ccc1O to produce COc1cc(CCNc2ncnc3scc(Cl)c23)ccc1Oc1cc(C(F)(F)F)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.