1,3-Di-p-bromophenyl-3,7-diphenyl-3,7-dimethyl-1,5-diaza-3,7-diphosphoniacyclooctane 2I 1,5,3,7-Diazadiphosphocinium, 1,5-bis(4-bromophenyl)-3,7-dimethyl-3,7-diphenyl-, diiodide 1,5-Bis(4-bromophenyl)-3,7-dimethyl-3,7-diphenyl-1,5,3,7-diazadiphophocinium diiodide 85684-43-1