Abstract: A compound of the general formula ##SPC1##And pharmaceutically acceptable salts thereof, in which formula R.sup.0 is H, F, Cl, Br or OCH.sub.3 ; R.sup.1 and R.sup.2 are the same or different and selected from the group consisting of H and alkyl groups having 1-3 carbon atoms; R.sup.3 is H or an alkyl group having 1-3 carbon atoms; R.sup.0 and the side-chain containing the radicals R.sup.1, R.sup.2 and R.sup.3 being placed on the same or different benzene ring. Pharmaceutical preparations containing these compounds are useful in a method for lowering the serum lipid concentration in mammals, including man. These same preparations are also useful for the combined lowering of serum cholesterol and triglyceride concentrations.