14248-66-9 3,5-Dimethyl-4-nitropyridine 1-oxide 3,5-Dimethyl-4-nitropyridine N-oxide 3,5-Lutidine, 4-nitro-, 1-oxide (8CI) BRN 1620317 NSC 63056 Pyridine, 3,5-dimethyl-4-nitro-, 1-oxide