Using CSc1ccc(C)c(C(O)c2cnc(Oc3ccc(F)cc3F)nc2Oc2ccc(F)cc2F)c1 to produce CSc1ccc(C)c(C(=O)c2cnc(Oc3ccc(F)cc3F)nc2Oc2ccc(F)cc2F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.