N-Methyl-N-(pyridin-2-yl)pivalamide
6-Chloro-3-hydrazinylpyridazine-4-carboxylic acid
1-(Pyridazin-4-yl)ethanone oxime
tert-Butyl 2-cyano-2-(5-nitropyridin-2(1H)-ylidene)acetate
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