| abstract |
Hypotensive activity is exhibited by compounds having the formula <IMAGE> and salts thereof wherein R1 is alkyl, aryl, arylalkyl, cycloalkyl, or cycloalkylalkyl; R2 is cycloalkyl, 3-cyclohexenyl or 2-alkyl-3-cyclohexenyl; R3 is alkyl, cycloalkyl, phenyl or alkoxy; R4 is hydrogen or alkyl; one of R5 and R6 is hydrogen and the other is alkyl-X-, phenyl-X-, alkoxy, phenyloxy, phenyl, cycloalkyl, alkyl, or phenylalkyl; or together R5 and R6 are -XCH2CH2X-; R7 is hydrogen or <IMAGE> and n is 0 or 1. |