1H-2-Benzopyran-1-one, 3,4-dihydro-8-hydroxy-6-methoxy-3-methyl- 2,4-Dihydro-8-hydroxy-6-methoxy-3-methyl-1H-2-benzopyran-1-one 6-Methoxy-8-hydroxy-3-methyl-3,4-dihydroisocoumarin 6-Methoxymellein 6-Mhmd-isocoumarin 6803-02-7