3,4-Diaminopyridine54-96-6100 % similar 3-Methyl-4-pyridinamine1990-90-550 % similar 4-Amino-3-hydroxypyridine52334-53-950 % similar 3-Iodo-4-pyridinamine88511-27-750 % similar 4-Amino-3-trifluoromethylpyridine387824-61-545 % similar 4-Amino-3-pyridinecarboxamide7418-66-842 % similar 4-Amino-3-nitropyridine1681-37-441 % similar 4-Aminonicotinic acid7418-65-741 % similar 4-Aminopyridine504-24-540 % similar 5-Bromo-3,4-pyridinediamine4635-08-938 % similar 3-Methylpyrrole616-43-333 % similar 4-Aminoquinoline578-68-730 % similar