1,2,3,4,5,6,7,8-Octahydro-8-((octahydro-1-(5-hydroxy-1,5-dimethylhexyl)-7a-methyl-4H-inden-4-ylidene)methyl)-2-naphthalenol (1R-(1alpha(R*),3abeta,4E(2S*,8R*),7aalpha))- 2-Naphthalenol, 1,2,3,4,5,6,7,8-octahydro-8-((octahydro-1-(5-hydroxy-1,5-dimethylhexyl)-7a-methyl-4H-inden-4-ylidene)methyl)-, (1R-(1alpha(R*),3abeta,4E(2S*,8R*),7aalpha))- 25-Hde-vitamin D3 25-Hydroxy-6,19-dihydro-6,19-ethanovitamin D3 96616-70-5