Isocoumarin derivatives and use thereof in drugs

摘要

PCT No. PCT/JP96/01657 Sec. 371 Date Dec. 17, 1998 Sec. 102(e) Date Dec. 17, 1998 PCT Filed Jun. 17, 1996 PCT Pub. No. WO97/48693 PCT Pub. Date Dec. 24, 1997Compounds of the formula (I) wherein R is a hydrogen atom or a C1-6 alkyl group and n is an integer of 0 or 1, and pharmaceutical preparations thereof are provided. These pharmaceutical preparations are useful for the prevention or treatment of diseases associated with an abnormality in immunological regulatory function or vascularization.