8-Chloro-3-(2-fluorophenyl)-5,6-dihydrofuro(3,2-f)-1,2-benzisoxazole-6-carboxylic acid potassium monohydrate 90247-08-8 90247-09-9 A-56234 Furo(3,2-f)-1,2-benzisoxazole-6-carboxylic acid, 8-chloro-3-(2-fluorophenyl)-5,6-dihydro-, potassium salt, hydrate