InChI=1/C19H23BrN4O2/c1-24(2)13-15-7-5-6-14(10-15)11-21-19(26)22-12-18(25)23-17-9-4-3-8-16(17)20/h3-10H,11-13H2,1-2H3,(H,23,25)(H2,21,22,26)/p+1/fC19H24BrN4O2/h21-24H/q+1 5D54C2E584117AEB