314761-95-0

1-{4-nitrophenyl}-3-phenyl-1H-pyrazole-4,5-dione 4-({4-nitrophenyl}hydrazone) 1H-Pyrazole-4,5-dione, 1-(4-nitrophenyl)-3-phenyl-, 4-[2-(4-nitrophenyl)hydrazone] 2-(4-nitrophenyl)-4-[(4-nitrophenyl)hydrazono]-5-phenyl-2,4-dihydro-3H-pyrazol-3-one (4E)-2-(4-nitrophenyl)-4-[2-(4-nitrophenyl)hydrazinylidene]-5-phenyl-2,4-dihydro-3H-pyrazol-3-one