(3S,5R,6R,7R,8R,9S,10R,13S,14S,15S,16S,17S)-octadecahydro-17-(3-hydroxy-1-propynyl)-10,13-dimethyl-5H-dicyclopropa[6,7:15,16]cyclopenta[a]phenanthrene-3,5,17-triol [ 82543-17-7 ]