1,3-Benzodioxan-2-carboxylic acid, 6-chloro-4-methyl-4-(2-thienyl)-, methyl ester, (E)- 4H-1,3-Benzodioxin-2-carboxylic acid, 6-chloro-4-methyl-4-(2-thienyl)-, methyl ester, trans- 86617-08-5 BRN 5099922 trans-6-Chloro-4-methyl-4-(2-thienyl)-1,3-benzodioxan-2-carboxylic acid methyl ester