Using N#CCNc1c(N)nc(SCc2cccc(F)c2F)nc1SCc1cccc(F)c1F to produce Nc1cnc2c(SCc3cccc(F)c3F)nc(SCc3cccc(F)c3F)nc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.