Using CCOC(=O)CC(CCCCc1ccccc1)c1ccc(OC)c(OC)c1 to produce COc1ccc(C(CCCCc2ccccc2)CC(=O)O)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.