O-(2-methyl-4-oxo-3-phenyl-4H-chromen-7-yl) dimethylcarbamothioate

1-(2-Hydroxyphenyl)-2-phenylethanone

乙酸酐

β-lactone of 2-carboxy-3-hydroxy-2-methyl-2,3-dihydroisoflavone

(Z)-1-acetoxy-1-(2-acetoxyphenyl)-2-phenylethene