umbelliferone + dimethylallyl diphosphate => osthenol + diphosphate
umbelliferone + dimethylallyl diphosphate => osthenol + diphosphate
umbelliferone + dimethylallyl diphosphate => osthenol + diphosphate
umbelliferone + dimethylallyl diphosphate => osthenol + diphosphate