AMINO ACID DERIVATIVES

摘要

PCT No. PCT/JP90/01515 Sec. 371 Date Jul. 12, 1991 Sec. 102(e) Date Jul. 12, 1991 PCT Filed Nov. 21, 1990 PCT Pub. No. WO91/08199 PCT Pub. Date Jun. 13, 1991.This invention relates to novel compounds of the formula [I], which are useful for treatment of various diseases such as immunodeficiency and autoimmune diseases caused by immune disorders, processes for preparing the compounds and compositions containing the compounds as active ingredients. <IMAGE> [I]