Using O=C(CC(=O)OCc1ccccc1)OCc1ccccc1, BrCCCCCBr to produce O=C(OCc1ccccc1)C1(C(=O)OCc2ccccc2)CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.