(+-)-2,3-Dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one 4H-1-Benzopyran-4-one, 2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-, (+-)- 70412-87-2