3-(1',1'-dimethylallyl)-7-(1'',1''-dimethylallyloxy)coumarin

2-(2,4-Dihydroxy-benzyl)-3,3-dimethyl-pent-4-enoic acid methyl ester

3-(1,1-dimethylallyl)-7-butyryloxycoumarin

2-(1,1-dimethylallyl)-2,3-dihydro-O-benzylcoumaric acid

2-(1,1-dimethylallyl)-2,3-dihydro-O-benzyl-p-benzyloxycoumaric acid