Using COc1ccc(Oc2c(Br)cc(O)cc2Br)cc1Cc1ccc(F)cc1 to produce Oc1cc(Br)c(Oc2ccc(O)c(Cc3ccc(F)cc3)c2)c(Br)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.