butyrolactone II + dimethylallyl diphosphate => butyrolactone I + diphosphate
butyrolactone ii + dimethylallyl diphosphate => butyrolactone i + diphosphate
butyrolactone II + dimethylallyl diphosphate => butyrolactone I + diphosphate
butyrolactone ii + dimethylallyl diphosphate => butyrolactone i + diphosphate