2 5-dihydro-2 5-dimethoxyfuran July 8, 2019 16 32 64 128 2 5 dihydro 2 5 dimethoxyfuran 2 5-dihydrofuran 2 5-dimethylfuran 2 5-dimethylfuran-3 4(2h 5h)-dione 2 4-dihydroxy-2 5-dimethyl-3(2h)-furan-3-one
