InChI=1/C15H22BrN3O2/c1-12(19-8-6-18(7-9-19)10-11-20)15(21)17-14-5-3-2-4-13(14)16/h2-5,12,20H,6-11H2,1H3,(H,17,21)/t12-/m1/s1/f/h17H DA1E81664596DF0C