DIASTEREOMERS OF 2-METHYLENE-19-NOR-22-METHYL-1ALPHA,25-DIHYDROXYVITAMIN D3
申请人:DeLuca Hector F.
公开号:US20110237557A1
公开(公告)日:2011-09-29
Compounds of formula I are provided where X
1
, X
2
, and X
3
are independently selected from H or hydroxy protecting groups. Such compounds may be used in preparing pharmaceutical compositions and are useful in treating a variety of biological conditions.