| Synonyms |
1-Butyl-5-((4-(4-chlorobenzoyl)-2-nitrophenyl)azo)-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile; 3-Pyridinecarbonitrile, 1-butyl-5-((4-(4-chlorobenzoyl)-2-nitrophenyl)azo)-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-; (5E)-1-butyl-5-{2-[4-(4-chlorobenzoyl)-2-nitrophenyl]hydrazinylidene}-4-methyl-2,6-dioxo-1,2,5,6-tetrahydropyridine-3-carbonitrile |