英文别名[3R-(1Z,3β,4α,5α)]-[2-[3,5-bis[(1,1-dimethylethyl)dimethylsilyloxy]-4-[3-[(1,1-dimethylethyl)dimethylsilyloxy]propoxy]-2-methylenecyclohexylidene]ethyl]diphenylphosphine oxide; (Z)-[2-{(3R,4R,5R)-3,5-bis(tert-butyldimethylsilanyloxy)-2-methylene-4-(3-(tert-butyldimethylsilanyloxy)propoxy)cyclohexylidene}ethyl]diphenylphosphine oxide; (Z)-2-[(3R,4R,5R)-3,5-bis(tert-butyldimethylsilyloxy)-4-(3-tert-butyldimethylsilyloxypropoxy)-2-methylenecyclohexylidene]ethyldiphenylphosphine oxide; 3-[2,6-bis[[tert-butyl(dimethyl)silyl]oxy]-4-(2-diphenylphosphorylethylidene)-3-methylidenecyclohexyl]oxypropoxy-tert-butyl-dimethylsilane; [(2Z)-2-[(3R,4R,5R)-3,5-Bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-4-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]propoxy]-2-methylenecyclohexylidene]ethyl]diphenylphosphine oxide; 3-[(1R,2R,4Z,6R)-2,6-bis[[tert-butyl(dimethyl)silyl]oxy]-4-(2-diphenylphosphorylethylidene)-3-methylidenecyclohexyl]oxypropoxy-tert-butyl-dimethylsilane; Phosphine oxide, [(2Z)-2-[(3R,4R,5R)-3,5-bis[[(1,1-diMethylethyl)diMethylsilyl]oxy]-4-[3-[[(1,1-diMethylethyl)diMethylsilyl]oxy]propoxy]-2-Methylenecyclohexylidene]ethyl]diphenyl-; Eldecalcitol Intermediate A; Eldecalcitol Intermediates A; Eldecalcitol Impurity 7