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| Description |
English: Chemical structure of 19-norprogesterone (19-norpregn-4-ene-3,20-dione) |
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| Date | (UTC) | ||
| Source | Own work | ||
| Author | Ed (Edgar181) | ||
| Permission (Reusing this file) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:57, 22 September 2016 | | 512 × 377 (3 KB) | Vaccinationist | facelifting |
| 18:18, 13 September 2012 |  | 512 × 371 (19 KB) | Edgar181 | {{Information |Description={{en|Chemical structure of 19-norprogesterone (19-norpregn-4-ene-3,20-dione)}} |Source={{Own}} |Date=~~~~~ |Author=~~~ |Permission={{PD-self}} |Other_versions= }} Category:Steroids Category:Enones |
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