Using FC(F)(F)c1cccc(CCl)c1, Sc1nnc(-c2ccc3ncsc3c2)o1 to produce FC(F)(F)c1cccc(CSc2nnc(-c3ccc4ncsc4c3)o2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.