4-(4,5-Dimethoxy-2-o-tolyloxycarbonyl-phenyl)-benzo[1,3]dioxole-5-carboxylic acid

Benzo[1,3]dioxole-5-carboxylic acid 2-(3,4-dimethoxy-benzoyloxy)-benzyl ester

12H-[1,3]dioxolo[4',5':3,4]benzo[1,2-g][1,3]dioxolo[4',5':4,5]benzo[1,2-i]benzo[b][1,5]dioxacycloundecine-10,18-dione

5,6-methylenedioxy-4',5'-dimethoxy-2'-(2-hydroxymethylphenyloxycarbonyl)-2-biphenylcarboxylic acid lactone

2-((6-iodobenzo[d][1,3]dioxole-5-carbonyl)oxy)benzyl 4-iodobenzo[d][1,3]dioxole-5-carboxylate