- acridines14
- almandines17
- amantadines17
- amidines13
- azidothymidines34
- benzidines25
- brigandines19
- celandines17
- cephaloridines25
- cimetidines19
- clonidines17
- cyproheptadines30
- cytidines16
- dines7
- gabardines17
- gaberdines17
- gliadines14
- gradines12
- grenadines15
- guanethidines21
- guanidines16
- histidines14
- incarnadines19
- iodines9
- meperidines19
- muscadines19
- ordines9
- pentamidines21
- phencyclidines31
- piperidines19
- pteridines15
- pyridines16
- pyrimidines21
- quinidines23
- sardines10
- sordines10
- sourdines12
- teredines11
- testudines13
- thymidines19
- tolidines12
- toluidines14
- tyrocidines18
- undines11
- uredines11
- uridines11
- veratridines18
- xylidines21
- zidovudines28