Using FC(F)(F)I, S=c1[nH]c2cc(Cl)c(Oc3cccc(Cl)c3Cl)cc2[nH]1 to produce FC(F)(F)Sc1nc2cc(Cl)c(Oc3cccc(Cl)c3Cl)cc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.