Patent ID: 11858927
Assignee: HEPAREGENIX GMBH
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC C

Claim 1:
2. The compound of claim 1, or a pharmaceutically acceptable salt, solvate, or optical isomer thereof, wherein R5 is a heteroaromatic 5- or 6-membered monocyclic group having 1, 2 or 3 heteroatoms independently selected from O, N and S which group is optionally substituted with 1 or 2 groups independently selected from alkyl, haloalkyl, alkoxy, —NR10R10, halogen, —NR10-cycloalkyl, tetrazolyl, —O-alkylene-NR10R10, —N10-alkylene-Oalkyl, —CN, —CONR10R10, —COOR10, alkylSO(═NR10)—, —CONR10—O-alkylene-OH, and —CONR10—O-alkylene-O-alkyl.