5,6-trans-1a,25-Dihydroxyvitamin D3

(1α,3β,5e,7e)- 9,10-secocholesta-5,7,10(19)-triene-1,3,25-triol ; intermediate of calcitriol ; 5,6-trans-calcitriol ; 9,10-secocholesta-5,7,10(19)-triene-1,3,25-triol,(1a,3b,5e,7e)- (9ci) ; 1,25-dihydroxy-5,6-trans-vitamin d3 ; (1r,3s,e)-5-((e)-2-((1r,3as,7ar)-1-((r)-6-hydroxy-6-methylheptan-2-yl)-7a-methyldihydro-1h-inden-4(2h,5h,6h,7h,7ah)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol ; 5-{2-[1-(5-hydroxy-1,5-dimethyl-hexyl)-7a-methyl-octahydro-inden-4-ylidene]-ethylidene}-4-methylene- ; 1a,25-dihydroxy-5,6-trans-vitamind3 ; calcitriol impurities a ; 5-{2-[1-(5-hydroxy-1,5-dimethyl-hexyl)-7a-methyl-octahydro-inden-4-ylidene]-ethylidene}-4-methylene-cyclohexane-1,3-diol ; (1r,3s,5e)-4-methylene-5-[(2e)-2-[(1r,3as,7as)-octahydro-1-[(1r)-5-hydroxy-1,5-dimethylhexyl]-7a-methyl-4h-inden-4-ylidene]ethylidene]-1,3-cyclohexanediol ; 5,6-trans-1a,25-dihydroxyvitamin d3 ; 1,3-cyclohexanediol,4-methylene-5-[(2e)-2-[(1r,3as,7as)-octahydro-1-[(1r)-5-hydroxy-1,5-dimethylhexyl]-7a-methyl-4h-inden-4-ylidene]ethylidene]-,(1r,3s,5e)- ; 5,6-trans-1a,25-dihydroxyvitamind3 ; 1,25-dihydrox