| abstract |
The invention relates to compounds of formula (1) (see formula I) in which R 1 to R 8 are each as defined in the claims. Medications containing compounds of this type are useful in the prevention or treatment of various disorders. For example, the compounds may be used, inter alia, in the case of renal disorders, such as acute or chronic renal failure, in the case of biliary function disorders and in the case of respiratory disorders, such as snoring or apnea. dream. |