| 292424 | Carboxyamide -function compounds; amide-function compounds of carbonic acid.-Ethinamate (INN) |
| 292429 | Carboxyamide -function compounds; amide-function compounds of carbonic acid.-Other |
| 292511 | Carboxyimide -function compounds (including saccharin and its salts) and imine -function compounds.-Saccharin and its salts |
| 292512 | Carboxyimide -function compounds (including saccharin and its salts) and imine -function compounds.-Glutethimide (INN) |
| 292519 | Carboxyimide -function compounds (including saccharin and its salts) and imine -function compounds.-Other |
| 292521 | Carboxyimide -function compounds (including saccharin and its salts) and imine -function compounds.-Chlordimeform (ISO) |
| 292529 | Carboxyimide -function compounds (including saccharin and its salts) and imine -function compounds.-Other |
| 292610 | Nitrile -function compounds.-Acrylonitrile |
| 292620 | Nitrile -function compounds.-1-Cyanoguanidine (dicyandiamide) |
| 292630 | Nitrile -function compounds.-Fenproporex (INN) and its salts; methadone (INN) intermediate (4-cyano-2-dimethylamino-4,4-diphenylbutane) |
| 292690 | Nitrile -function compounds.-Other |
| 292700 | -Diazo-, azo- or azoxy-compounds. |
| 292800 | -Organic derivatives of hydrazine or of hydroxylamine. |
| 292910 | Compounds with other nitrogen function.-Isocyanates |
| 292990 | Compounds with other nitrogen function.-Other |
