| Label | Id | |
|---|---|---|
| 3-keto-Delta(1) steroid | 20156 | |
| 3-keto-Delta(1) steroids | 20156 | |
| 3-oxo Delta(1)-steroid | 20156 | |
| 3-oxo Delta(1)-steroids | 20156 | |
| 3-oxo-Delta(1) steroids | 20156 | |
| a 3-oxo-Delta(1)-steroid | 20156 | |
| 3-oxo-Delta(1)-steroids | 20156 | |
| 3-oxo-Delta1-steroid | 20156 | |
| 3-oxo-Delta1-steroids | 20156 |