| abstract |
The present invention provides compounds of formula I [Chemical 1] Wherein R1 to R9 have the meanings recited in the claims. A medicament comprising this type of compound can be used for the prevention or treatment of various diseases. In particular, the compounds can be used for nephropathy such as acute or chronic renal failure, impaired bile duct function, respiratory disorders such as snoring or sleep apnea, or stroke. |