5,7,9-Trioxa-2-azonia-6,8-disilaundecan-11-aminium, N,N,N,2,2,6,6,8,8-nonamethyl-, diiodide 83454-21-1 N,N'-(4,4,6,6-Tetramethyl-3,5,7-trioxa-4,6-disilanonamethylen)bis(trimethylammonium iodid) N,N,N,2,2,6,6,8,8-Nonamethyl-5,7,9-trioxa-2-azonia-6,8-disilaundecan-11-aminium diiodide