1-Methylnicotinamide iodide 3-(Aminocarbonyl)-1-methylpyridinium iodide 3-Carbamoyl-1-methylpyridinium iodide 3106-60-3 6456-44-6 EINECS 229-263-1 NSC 23359 Nicotinamide methiodide Pyridinium, 3-(aminocarbonyl)-1-methyl-, iodide Pyridinium, 3-carbamoyl-1-methyl-, iodide (8CI)