((1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5S)-5,6-dimethylheptan-2-yl)-7a-methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldimethylsilane)
G2-VD4杂质;維生素D4;23,24-二氫麥角成骨醇;度骨化醇杂质16;(((1R,3S,E)-5-((E)-2-((1R,3AS,7AR)-1-((2R,5S)-5,6-二甲基庚烷-2-基)-7A-甲基六氢-1H-茚-4(2H)-亚基)亚乙基)-4-亚甲基环己烷-1,3-二基)双(氧基))二(叔丁基二甲基硅烷)
C40H74O2SI2
643.19