英文名称
4-[(1R)-1-[(1R,2R,4R)-2-bicyclo[2.2.1]hept-5-enyl]ethoxy]-4-oxobutanoic acid;4-[(1S)-1-[(1R,2R,4R)-2-bicyclo[2.2.1]hept-5-enyl]ethoxy]-4-oxobutanoic acid;4-[(1R)-1-[(1R,2S,4R)-2-bicyclo[2.2.1]hept-5-enyl]ethoxy]-4-oxobutanoic acid;4-[(1S)-1-[(1R,2S,4R)-2-bicyclo[2.2.1]hept-5-enyl]ethoxy]-4-oxobutanoic acid