1,3-Benzodioxan-2-carboxylic acid, 6-chloro-4-methyl-4-phenyl-, (-)-(E)- 4H-1,3-Benzodioxin-2-carboxylic acid, 6-chloro-4-methyl-4-phenyl-, trans-(-)- 86617-17-6 RU 25765 trans-l-6-Chloro-4-methyl-4-phenyl-1,3-benzodioxan-2-carboxylic acid