the biotransformation of an epimeric form of the anticholinergic drug exo-2-phenyl-bicyclo- [ 2.2.1 . ] -heptane-2-carboxylic acid ( 4'-diethylaminopropyl ) ester hydrochloride ( bornaprine hydrochloride , sormodren ) was investigated after oral application in male wistar rats .
C0007066
carboxylic acid
C0014898
ester