beta-heptaprene + diphosphate => all-trans-heptaprenyl diphosphate
beta-heptaprene + diphosphate => all-trans-heptaprenyl diphosphate
beta-heptaprene + diphosphate => all-trans-heptaprenyl diphosphate
beta-heptaprene + diphosphate => all-trans-heptaprenyl diphosphate