methyl 9,10-dimethylanthracene-2-carboxylate

5-氨基-2-溴-4-甲基苯甲酸甲酯

1-azido-1-methoxypropane

methyl 6-bromoquinazoline-4-carboxylate

5,8-dihydroxy-2,7-dimethoxy-3-chloro-6-ethyl-1,4-naphthoquinone