VERFAHREN ZUR HERSTELLUNG VON NEUEN SUBSTI- TUIERTEN OCTAHYDROPYRAZINOPYRIMIDINONEN UND DEREN SAEUREADDITIONSSALZEN

摘要

2,3,4,7,8,9-Substituted octahydropyrazinopyrimidinones and acid addition salts thereof. A process for the preparation of said compounds. A pharmaceutical composition comprising such a compound and a conventional carrier. A process for the preparation of said composition. Method of medical treatment of human beings and animals using such compounds.