英文别名1-(5-nitropyridin-2-yl)ethan-1-one; 2-Acetyl-5-Nitropyridine; Ethanone,1-(5-Nitro-2-Pyridinyl); Methyl 5-Nitro-2-Pyridyl ketone; 1-(5-nitro-2-pyridinyl)ethanone; 1-(5-Nitro-2-pyridyl)ethanone; 2-Acetyl-5-nitropyridin; 1-(5-nitro-pyridin-2-yl)-ethanone