19897-64-4 3,9-Dioxabicyclo(4.2.1)nonane, 7-bromo-4-(1-bromopropyl)-2-(2-penten-4-ynyl)- (8CI)(9CI) 7-Bromo-4-(1-bromopropyl)-2-(2-penten-4-ynyl)-3,9-dioxabicyclo(4.2.1)nonane Isolaureatin NSC 122225