3-borabicyclo[3.3.1]nonane, 3-(1-methylethyl)- 3-isopropyl-3-borabicyclo[3.3.1]nonane InChI=1/C11H21B/c1-9(2)12-7-10-4-3-5-11(6-10)8-12/h9-11H,3-8H2,1-2H