171253-13-7 1,2,3,4-Butanetetrol,1,4-bis[5-[(4-chlorophenyl)amino]-1,3,4-thiadiazol-2-yl]-, tetraacetate(ester), (1R,2S,3R,4S)-rel- 59236-85-0 (5S,6aS,7R,7aR,11R,13aR,14S)-2,4,4,7,11-pentamethyldodecahydro-4H-10,12a-methanocyclopenta[3,4]heptaleno[2,3-d][1,3]dioxole-5,7,11,14-tetrol 52795-01-4 (5S,6aS,7R,7aR,10S,11R,13S,13aR)-2,2,4,4,7,11-hexamethyldodecahydro-4H-10,12a-methanocyclopenta[3,4]heptaleno[2,3-d][1,3]dioxole-5,7,11,13-tetrol