Using O=Cc1ccc(O)cc1, C=CC(=O)OCCCCCCOc1ccc(C(=O)O)cc1 to produce C=CC(=O)OCCCCCCOc1ccc(C(=O)Oc2ccc(C=O)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.