| 摘要 |
PCT No. PCT/US86/00091 Sec. 371 Date Oct. 9, 1987 Sec. 102(e) Date Oct. 9, 1987 PCT Filed Jan. 17, 1986 PCT Pub. No. WO87/04344 PCT Pub. Date Jul. 30, 1987.Racemic and chiral (2R,4R)-4-c-hydroxy-2-4-(substituted)chroman(and thiochroman)-4-acetic acids and their pharmaceutically acceptable salts, their use in the treatment of diabetic complications and intermediates therefor.
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