4-(二乙基膦酰)-3-甲基-2-丁烯腈

三乙基(2E)-3-甲基-4-膦酰巴豆酸酯

(2E,4E)-ethyl 5-((1S,4S,6R)-4-((tert-butyldimethylsilyl)oxy)-2,2,6-trimethyl-7-oxabicyclo[4.1.0]heptan-1-yl)-3-methylpenta-2,4-dienoate

(2E,4E)-5-[(1R,2R,4S)-2-hydroxy-2,6,6-trimethyl-7-oxabicyclo[2.2.1]hept-1-yl]-3-methylpenta-2,4-dienenitrile

ethyl (2E,4E)-5-((1R,2R,4S)-2-hydroxy-2,6,6-trimethyl-7-oxabicyclo[2.2.1]heptan-1-yl)-3-methylpenta-2,4-dienoate