4- / 4- (dimethylamino) -1- (4'-fluorophenyl) - 1-hydroxybutyl / -3- (hydroxymethyl) -benzonitrile foerfarande Foer framstaellning the arm in och dess anvaendning at framstaellning of 1- (3-dimetylaminopropyl) -1- (4'-fluorophenyl) -1,3-dihydroisobensofuran-5-carbonitrile.