Using CN=C1SC2Cc3c(-c4ccc(C(F)(F)F)cc4)cccc3C2(O)N1C to produce CN=c1sc2c(n1C)-c1cccc(-c3ccc(C(F)(F)F)cc3)c1C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.