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(2007/10/02)4-(methoxycarbonyl)-1-methylpyridinium iodide
4-isopropyloxycarbonyl-1-methylpyridinium iodide
isopropyl pyridine-4-carboxylate
pyridine-4-carboxylic acid
Trifluoro-methanesulfonate2-bromo-4-ethoxycarbonyl-1-methyl-pyridinium;