Synonyms: (S)-2,3-Dihydro-5,7-dihydroxy-8-(3-methyl-2-butenyl)-2-phenyl-4H-1-benzopyran-4-one;(2S)-5,7-dihydroxy-8-(3-methylbut-2-enyl)-2-phenyl-chroman-4-one;Glabranine;5,7-Dihydroxy-8-(3-methyl-but-2-enyl)-2-phenyl-1-benzopyran-4-one;4H-1-Benzopyran-4-one,2,3-dihydro-5,7- dihydroxy-8-(3-methyl-2-butenyl)-2- phenyl-,(2S)-;4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-8-(3-methyl-2-butenyl)-2-phenyl-, (2S)-;Glabranin;4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-8-(3-methyl-2-butenyl)-2-phenyl-, (S)-;