1,3-Cyclohexanediol, 5-((1-ethyloctahydro-7a-methyl-4H-inden-4-ylidene)ethylidene)-4-methylene-, (1S-(1alpha,3abeta,4E(Z(1S*,3R*))7aalpha))- 1-Hydroxypregnacalciferol 1alpha-(OH)Pregnacalciferol 1alpha-Hydroxypregnacalciferol 58702-12-8