InChI=1/C19H23BrN4O2/c1-24(2)13-17(14-8-4-3-5-9-14)23-19(26)21-12-18(25)22-16-11-7-6-10-15(16)20/h3-11,17H,12-13H2,1-2H3,(H,22,25)(H2,21,23,26)/p+1/t17-/m1/s1/fC19H24BrN4O2/h21-24H/q+1 D33D238E065A0525