2-(4-methylpiperazin-1-yl)-5H-benzo[c][1,5]naphthyridin-6-one

methyl 5-amino-6-methoxypyridine-2-carboxylate

N-(1,3-benzodioxol-5-yl)-6-chloro-3-nitropyridin-2-amine

N-(2,6-dichloro-3-pyridinyl)-2-chloro-3-pyridinecarboxamide