Tetrahydro(1H)pyrazino(1,2-A)azaquinoxalin-5(6H)-ones and derivatives
申请人:——
公开号:US04225713A1
公开(公告)日:1980-09-30
Compounds of the formula ##STR1## wherein: R is hydrogen, chlorine, or fluorine; and R.sup.1 is hydrogen, methyl, ethyl, propyl, or isopropyl; or a non-toxic acid addition salt thereof; exert an anti-hypertensive effect.