New peptide, process for its preparation and pharmaceutical composition containing it.

摘要

A compound of the formula or its pharmaceutically acceptable salt: <CHEM> where, in one example, R<1> is n-octanoyl, n is the integer O, R2 is benzyl, R3 is 1-carboxyethylamino, R4 is hydrogen and R<5> is hydrogen and processes for their preparation and also a pharmaceutically composition comprising, as an effective ingredient, the above compound in association with pharmaceutically acceptable carriers.