| 英文同义词: | (1S,1β,5β)-7,7-Dimethyl-6,8-dioxabicyclo[3.3.0]octa-3-ene-2-one;(1S,5S)-3,3-Dimethyl-2,4-dioxabicyclo[3.3.0]octa-7-ene-6-one;(1β,5β)-3,3-Dimethyl-2,4-dioxabicyclo[3.3.0]octane-7-ene-6-one;(3aS)-2,2-Dimethyl-3aα,6aα-dihydro-6H-cyclopenta-1,3-dioxole-6-one;(3aS,6aS)-2,2-Dimethyl-3aβ,6aβ-dihydro-4H-cyclopenta-1,3-dioxol-4-one;2,2-Dimethyl-3aβ,6aβ-dihydro-4H-cyclopenta-1,3-dioxole-4-one |