520-74-1

 hexa-2,4-diyn-1-ylbenzène 

C₁₂H₁₀

520-77-4

 3-ethyl-5,5-dimethyloxazolidine-2,4-dione

C₇H₁₁NO₃

520-78-5

 2-hydroxy-1-méthyl-4-oxo-1,4-dihydropyridine-3-carbonitrile 

C₇H₆N₂O₂

520-79-6

 Acide benzoïque, 2-hydroxy-3-iodo- 

C₇H₅IO₃

520-84-3

 2,11,17,21-tetrahydroxypregn-4-ene-3,20-dione

C₂₁H₃₀O₆

520-85-4

 6α-methyl-17α-hydroxyprogesterone

C₂₄H₃₄O₄

520-86-5

 (20R)-5α-prégnane-3β,17,20-triol 

C₂₁H₃₆O₃

520-88-7

 16A-hydroxyprégnénolone 

C₂₁H₃₂O₃

520-91-2

 (3beta,9beta,10alpha,22E)-ergosta-5,7,22-trien-3-ol - (3R,5Z,7E,22E)-9,10-secoergosta-5,7,10,22-tetraen-3-ol (1:1) 

C₅₆H₈₈O₂

521-03-9

 (3bêta,5alpha)-stigmaste-7-fr-3-ol 

C₂₉H₅₀O

521-04-0

 stigmasta-5,7-dien-3-beta-ol, not irradiated

C₂₉H₄₈O

521-10-8

 methandriol

C₂₀H₃₂O₂

521-11-9

 17A-methylandrostan-17B-ol-3-one--dea*schedule ii

C₂₀H₃₂O₂

521-12-0

 Dromostanolone propionate

C₂₃H₃₆O₃