4H-1-Benzopyran-4-one, 2-(3,4-dimethoxyphenyl)-2,3-dihydro-5,7-dimethoxy-, (2S)-

4H-1-Benzopyran-4-one, 2-(3,4-dimethoxyphenyl)-2,3-dihydro-5,7-dimethoxy-, (2S)- · CAS 74628-43-6