| 英文同义词: | trans-4-ethyltetrahydro-5-oxo-3-furoic acid;(3R,4R)-4-ethyl-5-keto-tetrahydrofuran-3-carboxylic acid;(3R,4R)-4-ethyl-5-oxo-oxolane-3-carboxylic acid;(3R,4R)-4-ethyl-5-oxooxolane-3-carboxylic acid;3-Furancarboxylic acid, 4-ethyltetrahydro-5-oxo-, (3R,4R)-rel-;(3S,4S)-4-Ethyl-5-oxotetrahydro-3-furancarboxylic acid |