7-propyl-[1,3]dioxolo[4,5-g]isochromen-5-one

7-methyl-7,8-dihydro-[1,3]dioxolo[4,5-g]isochromen-5-one

7-methyl-5-oxo-[1,3]dioxolo[4,5-g]isochromene-8-carboxylic acid

8-acetyl-7-methyl-4,5-methylenedioxy-10,11-methylenedioxy-naphtho<1,2-c>isocoumarin

7-methyl-[1,3]dioxolo[4,5-g]isochromen-5-one