Hetero Ring Containing Patents (Class 504/209)
- Polycyclo ring system having the six-membered hetero ring as one of the cyclos (Class 504/245)
- Piperidines (Class 504/248)
- Plural pyridine or partially hydrogenated pyridine rings (Class 504/250)
- Additional hetero ring containing (Class 504/251)
- Chalcogen bonded directly to ring carbon of the six-membered hetero ring (Class 504/254)
- Nitrogen, other than as nitro or nitroso, or -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the six-membered hetero ring (Class 504/260)
- 1,2,4-thiadiazoles (including hydrogenated) (Class 504/262)
- 1,3,4-thiadiazoles (including hydrogenated) (Class 504/263)
- Oxadiazoles (including hydrogenated) (Class 504/265)
- 1,3-thiazoles (including hydrogenated) (Class 504/266)
- 1,2-thiazoles (including hydrogenated) (Class 504/269)
- 1,3-oxazoles (including hydrogenated) (Class 504/270)
- 1,2-oxazoles (including hydrogenated) (Class 504/271)
- 1,2,4-triazoles (including hydrogenated) (Class 504/272)
- 1,3-diazoles (including hydrogenated) (Class 504/275)
- Polycyclo ring system having the diazole ring as one of the cyclos (e.g., benzimidazoles, etc.) (Class 504/276)
- Chalcogen or nitrogen bonded directly to ring carbon of the diazole ring (Class 504/277)
- Having -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the diazole ring (Class 504/279)
- 1,2-diazoles (including hydrogenated) (Class 504/280)