1,2-bis(2-nitrophenyl)ethane-1,2-dione

2-nitro-N-prop-2-enylaniline

2,3,4,7-tetramethyl-1-benzothiophene

6-(2'-nitrophenyl)-2,3,4,7-tetramethylbenzo[b]thiophene

3-nitro-2-o-nitrophenylpyridine