Synonyms: 4H-1-Benzopyran-4-one,2,3-dihydro-5-hydroxy-7-methoxy-8-(3-methyl-2-butenyl)-2-(2,4,6-trimethoxyphenyl)-,(2S)- (9CI); 4H-1-Benzopyran-4-one,2,3-dihydro-5-hydroxy-7-methoxy-8-(3-methyl-2-butenyl)-2-(2,4,6-trimethoxyphenyl)-,(S)-; Heteroflavanone B