InChI=1/C16H23BrN4O2/c1-2-20-8-10-21(11-9-20)7-6-18-15(22)16(23)19-14-5-3-4-13(17)12-14/h3-5,12H,2,6-11H2,1H3,(H,18,22)(H,19,23)/p+1/fC16H24BrN4O2/h18-20H/q+1 6BCB5BED955428D9