InChI=1/C16H23BrN4O3/c1-10(2)18-14(22)9-21(4)11(3)15(23)20-16(24)19-13-7-5-12(17)6-8-13/h5-8,10-11H,9H2,1-4H3,(H,18,22)(H2,19,20,23,24)/t11-/m0/s1/f/h18-20H C1BF5028FF8A7382