benzyl 4-carbonochloridoylbenzoate

5-[4-(2-sulfanylidene-3H-1,3,4-oxadiazol-5-yl)phenyl]-3H-1,3,4-oxadiazole-2-thione

1-N,4-N-bis(3,4-dichlorophenyl)benzene-1,4-dicarboxamide

7-ethylsulfanyl-9-oxoxanthene-3-carboxylic acid

1-N,4-N-bis(4-amino-3-nitrophenyl)benzene-1,4-dicarboxamide