4,7-dihydroxy-5-methylnaphthalene-1,2-dione

硫酸二甲酯

(5-formyl-8-hydroxymethyl-9-oxo-5,5a,9,11,11a,12-hexahydro-indolizino[1,2-b]quinoline-7-yl)-malonic acid di-tert-butyl ester

4-O-carbomethoxylamellicolic anhydride

2-bromo-7-methoxy-5-methyl-1,4-naphthoquinone