2β,3β-Oxido-5α-cholestane

phenyl-2 acetate de 5α-cholestanyl-3β

3,6,15,24-tetraoxocholestane

cholest-4-en-6-one

(+/-) hexahydro-1,2,5,6,7,7a methyl-3 4H-indenone-4 (ou (+/-) methyl-3 Δ3(3a)-hydrindenone-4)