Renin-inhibiting peptides of the formula ##STR1## in which X represents a group of the formula ##STR2## represents hydroxyl, alkoxy having up to 8 carbon atoms, benzyloxy or a group of the formula --NR.sup.4 R.sup.5, A, B, D and E are identical or different and in each case represent a direct bond, represent a radical of the formula ##STR3## in which Q1 denotes oxygen, sulphur or the methylene group represent a grouping of the formula ##STR4## m represents a number 0, 1 or 2, and L represents a group of the formula --CH.sub.2 NR.sup.2 R.sup.3 and physiologically acceptable salts thereof.
                            公式为##STR1##的抑制肾素肽,其中X表示公式##STR2##的基团,表示羟基、含有最多8个碳原子的烷氧基、苄氧基或者--NR.sup.4 R.sup.5的基团,A、B、D和E相同或不同,每种情况下表示公式##STR3##的基团,其中Q1表示氧、
硫或亚甲基基团,表示公式##STR4##的基团,m表示数字0、1或2,L表示--CH.sub.2 NR.sup.2 R.sup.3的基团,以及其生理学上可接受的盐。