(1aR,2S,5aS,8aR,9R,10aR)-4-(((4-methoxybenzyl)oxy)methyl)-1,1,9-trimethyl-7-methylene-1,1a,2,3,5a,7,8,9,10,10a-decahydro-6H-2,8a-methanocyclopenta[a]cyclopropa[e][10]annulene-6,11-dione

(2aS,5aS,6R,9S,9aR,10aR,12R,12aS)-6-hydroxy-2,4,4,10,10,12-hexamethyl-7-((phenylsulfonyl)methyl)-9,9a,10,10a,11,12-hexahydro-2aH,6H-9,12a-methanocyclopropa[5',6']cyclodeca[1',2':1,5]cyclopenta[1,2-d][1,3]dioxol-13-one

(2aS,5aR,5bS,6aR,8S,8aR,9aR,11R,11aS)-2,4,4,9,9,11-hexamethyl-6a-((phenylsulfonyl)methyl)-5b,6a,8,8a,9,9a,10,11-octahydro-2aH,7H-8,11a-methanocyclopropa[5',6']oxireno[2'',3'':9',10']cyclodeca[1',2':1,5]cyclopenta[1,2-d][1,3]dioxol-12-one

(1aR,2S,5aS,7S,8aR,9R,10aR)-7-(1,3-dioxolan-2-yl)-4-(((4-methoxybenzyl)oxy)methyl)-1,1,9-trimethyl-1a,2,3,5a,6,7,8,9,10,10a-decahydro-1H-2,8a-methanocyclopenta[a]cyclopropa[e][10]annulen-11-one

(1aS,1bS,4aS,5R,6aR,7aR,8S,9aS)-1b-hydroxy-9a-(((4-methoxybenzyl)oxy)methyl)-3,5,7,7-tetramethyl-1a,1b,5,6,6a,7,7a,8,9,9a-decahydro-2H-4a,8-methanocyclopenta[3,4]cyclopropa[7,8]cyclodeca[1,2-b]oxirene-2,10-dione