5-hydroxy-2,7-dimethoxynaphthalene-1,4-dione

硫酸二甲酯

1,3-dihydroxy-6,8-dimethoxy-[2]naphthoic acid ethyl ester

1,1-二甲氧基乙烯

2-chloro-5-methoxycyclohexa-2,5-diene-1,4-dione