8,17-DIOXA-5-AZONIA-3-SILANONADECAN-19-AMINIUM, 3,3-DIETHYL-9,16-DIOXO-N,N,5,5-T 8,17-Dioxa-5-azonia-3-silanonadecan-19-aminium, 3,3-diethyl-9,16-dioxo-N,N,5,5-tetramethyl-N-((triethylsilyl)methyl)-, diiodide 95521-15-6