The Additional Hetero Ring Is Five-membered Having Two Or More Ring Hetero Atoms Of Which At Least One Is Nitrogen Patents (Class 546/268.4)
- Polycyclo ring system having the 1,3-diazole ring as one of the cyclos (Class 546/273.1)
- The 1,3-diazole ring is bonded directly to the six-membered hetero ring (Class 546/274.1)
- Chalcogen attached directly to the 1,3-diazole ring by nonionic bonding (Class 546/274.4)
- Nitrogen or -C(=X)-, wherein X is chalcogen, attached directly to the 1,3-diazole diazole ring by nonionic bonding (Class 546/274.7)
- Chalcogen attached indirectly to the 1,3-diazole ring by acyclic nonionic bonding (Class 546/275.1)