Using O=C(O)C(F)(F)F, COc1cc2nccc(Oc3ccc(-c4cnc(SC)n(C)c4=O)cc3F)c2cc1OC to produce COc1cc2nccc(Oc3ccc(-c4cnc(O)n(C)c4=O)cc3F)c2cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.