(7-methoxy-2-oxochromen-6-yl) acetate

1-(2,5-dihydroxy-4-methoxyphenyl)ethanone

5,7,8-trimethoxy-3,4-dihydro-2H-naphthalen-1-one

1,2,4,5-四甲氧基苯

2,5-dihydroxy-4-methoxybenzaldehyde