Using O=C(O)c1ccc(F)c(O)c1, COc1ccc(F)c(F)c1CBr to produce COc1ccc(F)c(F)c1COc1cc(C(=O)O)ccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.