trans-5,6-dihydro-6-(3,4,5-trimethoxyphenyl)cyclobuta(f)-1,3-benzodioxolecarboxylic acid

3-(6-Bromo-benzo[1,3]dioxol-5-yl)-3-phenyl-propionic acid ethyl ester

3-(6-Bromo-benzo[1,3]dioxol-5-yl)-3-(3,4,5-trimethoxy-phenyl)-propionic acid ethyl ester