| | | | | | |- |Indole |Indoline |Indazole |Purine |Benzodioxole |Benzofurane |- | | | | | | |- |Beta-Carboline |Naphthaline |Cumarine
| |Ergoline |Morphinane |- | | | |- |Thujone |Tropane |Benzodiazepine
| | | | | | |- |Indole |Indoline |Indazole |Purine |Benzodioxole |Benzofurane |- | | | | | | |- |Beta-Carboline |Naphthaline |Cumarine
| |Ergoline |Morphinane |- | | | |- |Thujone |Tropane |Benzodiazepine