Diosgenin

Chemical Name: (4S,5'R,6aR,6bS,8aS,8bR,9S,10R,11aS,12aS,12bS)-5',6a,8a,9-tetramethyl-1,3,3',4,4',5,5',6,6a,6b,6',7,8,8a,8b,9,11a,12,12a,12b-icosahydrospiro[naphtho[2',1':4,5]indeno[2,1-b]furan-10,2'-pyran]-4-ol

Smile: O[C@@H]1CC2=CC[C@@]3([H])[C@]4([H])C[C@]5([H])O[C@@]6(OC[C@H](C)CC6)[C@@H](C)[C@]5([H])[C@@]4(C)CC[C@]3([H])[C@@]2(C)CC1