2H-1-Benzopyran-3-ol, 3,4-dihydro-2-(3-hydroxy-4-methoxyphenyl)-5,7-dimethoxy-, (2R,3S)-
2H-1-Benzopyran-3-ol, 3,4-dihydro-2-(3-hydroxy-4-methoxyphenyl)-5,7-dimethoxy-, (2R-trans)-
(2R,3S)-3,4-Dihydro-2-(3-hydroxy-4-methoxyphenyl)-5,7-dimethoxy-2H-1-benzopyran-3-ol