Using C=CCOc1ccc(C(=O)Oc2ccc(O)cc2)cc1, BrCCCCBr to produce C=CCOc1ccc(C(=O)Oc2ccc(OCCCCBr)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.