| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Indoles | 100 | + | |
| 2 | Quinolines | 32 | + | |
| 3 | Benzopyrans | 30 | + | |
| 4 | Purines | 16 | + | |
| 5 | Isoindoles | 10 | + | |
| 6 | Pteridines | 8 | + | |
| 7 | Isoquinolines | 4 | + | |
| 8 | Benzothiazoles | 4 | + | |
| 9 | Quinoxalines | 2 | + | |
| 10 | Benzimidazoles | 2 | + | |
| 11 | Benzodioxoles | 2 | + | |
| 12 | Benzazepines | 1 | + | |
| 13 | Indazoles | 1 | + |