82154-21-0 17-(4-ethyl-6-methyl-5-methylideneheptan-2-yl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol (non-preferred name) 86756-45-8 (2S,8E,16S,17S,18R,19R,20R,21S,22R,23S,24E)-5,17,19-trihydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,6,9,11-tetraoxo-8-{[(2E)-2-(piperidin-1-ylmethylidene)hydrazinyl]methylidene}-1,2,8,9-tetrahydro-6H-2,7-(epoxypentadeca[1,11,13]trienoazeno)naphtho[