4',6-dihydroxy-2,2',4,6'-tetramethoxy-3-methylbenzophenone

2',4,6,6'-tetramethoxy-5-methylspiro-3(2H),4'-dione

methyl 6-bromo-2,4-dimethoxy-3-methylbenzoate

methyl 2,4-dimethoxy-6-(2,4,6-trimethoxy-3-methylphenoxy)-3-methylbenzoate

methyl 2,4-dimethoxy-6-(2,4,6-trimethoxyphenoxy)-3-methylbenzoate