Pyridinium,1-[2-[2-[2-[4-[(4R,5R)-3,3-dibutyl-7-(dimethylamino)-2,3,4,5-tetrahydro-4-hydroxy-2-methyl-1,1-dioxido-1,2-benzothiazepin-5-yl]phenoxy]ethoxy]ethoxy]ethyl]-, iodide [ 288161-63-7 ]