英文别名
1-methyl-1,25-dihydroxy-4-nor-2,3-secovitamin D3/1-methyl-1,25-dihydroxy-4-nor-2,3-secocholecalciferol;(2E)-2-[(2E)-2-[(1R,3aS,7aR)-1-[(2R)-6-hydroxy-6-methylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methyl-3-methylidenepentane-1,4-diol