Using COC(=O)CCc1ccc(OCc2cccc(-c3c(C)cc(OC4CCCCO4)cc3C)c2)cc1 to produce COC(=O)CCc1ccc(OCc2cccc(-c3c(C)cc(O)cc3C)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.