1-Methyl-4-(1-methyl-2-(1-methyl-1lambda~5~-pyridin-4-yl)-1-propenyl)-1lambda~5~-pyridine hydroiodide 1-Methyl-4-[(1E)-1-methyl-2-(1-methylpyridinium-4-yl)prop-1-enyl]pyridinium- AIDS-157752 AIDS157752 NSC649485 (IODIDE SALT)