Using COc1ccc(F)c(OC)c1, COc1cc(OC)c(C(=O)O)cc1F to produce O=C(c1cc(F)c(O)cc1O)c1cc(F)c(O)cc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.