Categoría anterior : 2933 - Compuestos heterocíclicos con heteroátomo(s) de nitrógeno exclusivamente.
| Nombre de la compañía * | Ciudad / Ciudad-Estado | País |
|---|---|---|
| F*********** | Japan | Japón |
| B********************************* | Philippines | Filipinas |
| O*************** | Austria | Austria |
| C******************** | Canada | Canadá |
| S******************************* | Bangladesh | Bangladesh |
| M******************** | Pakistan | Pakistán |
| L********************* | South Korea | Corea (Del Sur) |
| B****************** | Barcelona - Barcelona | España |
| О************************ | Russia | Federación Rusa |
| D************** | United States | Estados Unidos de América |
| D************************* | Sri Lanka | Sri Lanka |
| C********************************** | Vietnam | Vietnam |
| . | Turkey | Turkiye |
| S********************************* | Kansas | Estados Unidos de América |
| S*************** | California | Estados Unidos de América |
| T*********************************************** | Angola | Angola |
| J********************** | Belgium | Bélgica |
| E************************** | Bahrain | Baréin |
| A****** | Congo, The Democratic Republic Of The | La República Democrática del Congo |
| L*********************** | Costa Rica | Costa Rica |
| R*********************** | Germany | Alemania |
| V******************** | Hyderabad, Ap. | India |
| G*************** | Mumbai | India |
| C******************************* | India | India |
| O************************* | South Korea | Corea (Del Sur) |
| C************************************************* | South Korea | Corea (Del Sur) |
| C******** | SV - El Salvador | El Salvador |
| S************************************************* | United Kingdom | Reino Unido |
| P**************** | United States | Estados Unidos de América |
