7,8-dimethoxy-4-(2,2-dimethoxyethylamino)quinoline

1-chloro-6,7-dimethoxy-8-nitroisoquinoline

6,7-dimethoxy-8-nitro-1(2H)-isoquinolone

2-(3,4-dimethoxy-5-nitrophenyl)-2-(tert-butyldimethylsilyloxy)nitroethane

3,4-dimethoxy-2-nitro-6-(trimethylsilylethynyl)benzonitrile