| Prodotto | categoria | CAS no. | 
| (7E)-19-Nor-9,10-Seco-14B-Cholesta-5,7-Dien-23-Yne-1A,3B,25-Triol | 19-Né | N | 
| 17-Hydroxy-6-Methyl-19-Norpregna-4,6-Diene-3,20-Dione 17-Acetate | 19-Né | 123952-78-3 | 
| 19-Nor-9,10-Secocholesta-5,7-Diene-1,3,25-Triol, (1Alfa, 3Beta, 7E) - | 19-Né | N | 
| 3, 20-Bis-Ethylenedioxy-17 A -Hydroxy-19-Norpregna-5 (10), 9 (11) -Diene | 19-Né | N | 
| Acetato di gestadienolo; 17α -Acetoxy-19-Norpregna-4, 9-Diene-3,20-Dione | 19-Né | 1251-29-4 | 
| 3,3,20,20-Bis- (etilendiossi) -19-Norpregna-5 (10), 9 (11) -Dien-17A-Ol | 19-Né | 123811-22-1 | 
| (17alfa) -3- (ciclopentilossi) -19-norpregna-1,3,5 (10) -triene-20-yn-17-ol | 19-Né | 125644-35-1 | 
| 3,3,20,20-bis (etilene-diossi) -17A -Hydroxy-19-Norpregna-5 (10), 9 (11) -diene | 19-Né | 126787-10-8 | 
| 11B- [4- (N, N-dimetilammino) -fenil] -17A -Hydroxy-19-Norpregna-4, 9-diene-3,20-Dione | 19-Né | 126787-55-3 | 
| 17A -Hydroxy-19-Norpregna-5 (10), 9 (11) -Diene-3,20-Dione 3,20-Bis (etilene acetale) | 19-Né | 125101-68-6 | 
| 19-norpregna-4,9-diene-3,20-dione, 11- [4- (dimetilammino) fenil] -17-idrossi-, (11B) - | 19-Né | 1524-35-2 |