physenoside S5

physenoside S6

methyl arjunolate

(4aS,6aS,6bR,8aR,9R,10R,11R,12aR,12bR,14bS)-11-acetoxy-9-(acetoxymethyl)-10-hydroxy-2,2,6a,6b,9,12a-hexamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydropicene-4a(2H)-carboxylic acid

(4aS,6aS,6bR,8aR,9R,11R,12aR,12bR,14bS)-11-acetoxy-9-(acetoxymethyl)-2,2,6a,6b,9,12a-hexamethyl-10-oxo-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydropicene-4a(2H)-carboxylic acid