4-methoxy-6-(4-methoxy-styryl)-5,6-dihydro-pyran-2-one
(+/-)-4-methoxy-6-trans-styryl-5,6-dihydro-pyran-2-one
(+/-)-methysticin
(E)-4-methoxy-6-(4-methoxystyryl)-5,6-dihydro-2H-pyran-2-one
(E)-6-(4-fluorostyryl)-4-methoxy-5,6-dihydro-2H-pyran-2-one