(2S,3R,3aR,4S,6S,8S,8aS)-2-((tert-butyldiphenylsilyl)oxy)-6-hydroxy-8-(methoxymethoxy)-3,8-dimethyl-4-((triethylsilyl)oxy)octahydroazulen-5(1H)-one

tert-butyl(((1S,2R,3R,4S)-3-((S)-2-ethoxy-1-((triethylsilyl)oxy)allyl)-4-((S)-2-(methoxymethoxy)pent-4-en-2-yl)-2-methylcyclopentyl)oxy)diphenylsilane

(4S,4aR,5R,6S,7aS,8S,9aS)-6-((tert-butyldiphenylsilyl)oxy)-8-(methoxymethoxy)-3,5,8-trimethyl-4-((triethylsilyl)oxy)-4a,5,6,7,7a,8,9,9a-octahydroazuleno[6,5-b]furan-2(4H)-one

(1R,2S,3aS,4S,6S,8S,8aR,E)-2-((tert-butyldiphenylsilyl)oxy)-7-(1-hydroxypropan-2-ylidene)-4-(methoxymethoxy)-1,4-dimethyl-8-((triethylsilyl)oxy)decahydroazulen-6-ol

2-((2S,3R,3aR,4S,6S,8S,8aS,E)-2-((tert-butyldiphenylsilyl)oxy)-6-hydroxy-8-(methoxymethoxy)-3,8-dimethyl-4-((triethylsilyl)oxy)octahydroazulen-5(1H)-ylidene)propyl acetate