InChI=1/C11H15Br2N3O3S/c1-3-11(2,10(14)15-17)16-20(18,19)9-6-7(12)4-5-8(9)13/h4-6,16-17H,3H2,1-2H3,(H2,14,15)/t11-/m1/s1/f/h14H2/b15-10- 7BC53C5AC08CA659