stigmastadien-(4.22t)-one-(3)-semicarbazone

7-oxo-24(R)-24-ethyl-(22E)-cholesta-5,22-dien-3β-yl acetate

3β-chloro-6-nitro-stigmasta-5,22t-diene

(S)-2-ethyl-3-methylbutanal

5,6-epoxystigmast-22-en-3β-yl acetate