p. 498
(1957)formaldehyd
(E)-17-(isocyanotosylmethylene)-3-methoxyandrosta-3,5-dien-11β-ol
21-acetoxy-3,3;20,20-bis-ethanediyldioxy-17-hydroxy-pregn-5-en-11-one
21-acetoxy-3,3;20,20-bis-ethanediyldioxy-pregna-5,16-dien-11-one
21-acetoxy-17-hydroxy-pregn-4-ene-3,11,20-trione-3,20-disemicarbazone