. . "Alpinetin" . "(2S)-7-Hydroxy-5-methoxy-2-phenyl-2,3-dihydro-4H-1-benzopyran-4-one" . . "(2S)-7-Hydroxy-5-methoxy-2-phenyl-2,3-dihydro-4H-chromen-4-one" . . . "Alpinetin" .