1 Article(s)Download |
PMID | Title | Pub. Year | #Total Relationships |
| 1 | 7697767 | Synthesis and antitumor activity of 20(S)-camptothecin derivatives. A-ring-substituted 7-ethylcamptothecins and their E-ring-modified water-soluble derivatives. | 1994 Dec | 1 |