英文名称:7H-1,4-Dioxino[2,3-c]xanthen-7-one,2,3-dihydro-8-hydroxy-5,10-dimethoxy-3-methyl-3-[(1E)-2-(1,3,5-trihydroxy-9-oxo-9H-xanthen-2-yl)ethenyl]-,(+)-; 7H-1,4-Dioxino[2,3-c]xanthen-7-one,2,3-dihydro-8-hydroxy-5,10-dimethoxy-3-methyl-3-[2-(1,3,5-trihydroxy-9-oxo-9H-xanthen-2-yl)ethenyl]-,(E)-(+)-; Mesuabixanthone A