Using BrCCCCCCBr, CCOC(=O)CCc1cc(C(=O)c2cccc(C(=O)OCC)c2)ccc1O to produce CCOC(=O)CCc1cc(C(=O)c2cccc(C(=O)OCC)c2)ccc1OCCCCCCBr, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.