5-Bromo-2-hydroxy-3-nitro-4-picoline228410-90-031 % similar 3,5-Dinitro-2(1H)-pyridinone2980-33-830 % similar 2-Hydroxy-6-methyl-3-nitropyridine39745-39-630 % similar 1,3-Dihydro-5-nitro-2H-benzimidazol-2-one93-84-530 % similar