p. 4081,4084
(1950)(2017/03/14)
p. 423 - 426
(2007/10/02)(2008/06/13)
17,21-diacetoxy-5α-pregnane-3,20-dione
17,21-diacetoxy-3β-hydroxy-pregn-5-en-20-one
17α,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-diacetate
17,21-diacetoxy-3β-formyloxy-pregn-5-en-20-one
21-acetoxy-2α,4β-dibromo-17-hydroxy-5β-pregnane-3,20-dione