Using O=C(O)CCCCCCCC(=O)CC(O)C(=O)C=Cc1ccccc1 to produce O=C(O)CCCCCCC1=C(C=Cc2ccccc2)C(O)CC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.