5-(chloromethyl)-1-(4-nitrophenyl)-3-phenyl-1,2,4-triazole

2-(4-nitrophenyl)-5-phenyl-1,2,4-triazole-3-carbaldehyde

2-[(4-nitrophenyl)hydrazinylidene]propanoic acid

lactic acid-[N'-(4-nitro-phenyl)-hydrazide]

2-(p-nitrophenylhydrazino)propionic acid