| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Azoles | 100 | + | |
| 2 | Pyrimidines | 69 | + | |
| 3 | Pyridines | 53 | + | |
| 4 | Piperidines | 14 | + | |
| 5 | Oxazines | 13 | + | |
| 6 | Pyrrolidines | 13 | + | |
| 7 | Piperazines | 10 | + | |
| 8 | Thiophenes | 9 | + | |
| 9 | Pyrazines | 6 | + | |
| 10 | Azirines | 5 | + | |
| 11 | Azepines | 5 | + | |
| 12 | Pyrans | 4 | + | |
| 13 | Thiazines | 4 | + | |
| 14 | Pyridazines | 3 | + | |
| 15 | Triazines | 1 | + | |
| 16 | Dioxoles | 1 | + | |
| 17 | Furans | 1 | + | |
| 18 | Azetines | 1 | + | |
| 19 | Azocines | 1 | + |