abstract |
PCT No. PCT/JP83/00078 Sec. 371 Date May 17, 1983 Sec. 102(e) Date May 17, 1983 PCT Filed Mar. 14, 1983 PCT Pub. No. WO83/03250 PCT Pub. Date Sep. 29, 1983.Compounds of the formula <IMAGE> wherein R is lower alkyl, and salts thereof. These compounds have excellent diuretic and antihypertensive actions in mammalian animals and are of use as therapeutic drugs for the treatment of edema and hypertension. |