Using COCOc1ccc(CCC(=O)c2c(OCOC)cc(OCOC)c(CCC(C)C)c2OCC(=O)OC)cc1 to produce COC(=O)COc1c(CCC(C)C)c(O)cc(O)c1C(=O)CCc1ccc(O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.