2,2-Dimethyl-4,4-diphenyl-3,3-bis(trimethylsilyl)-1-oxa-2-silacyclobutan

3-[2,2-Dimethyl-3,3-bis(trimethylsilyl)-2-silapropyl]-1,1,4-trimethyl-6,6-bis(trimethylsilyl)-1-sila-3-cyclohexen