InChI=1/C19H21BrN4O3/c1-13(25)21-14-7-9-15(10-8-14)22-18(26)11-24(2)12-19(27)23-17-6-4-3-5-16(17)20/h3-10H,11-12H2,1-2H3,(H,21,25)(H,22,26)(H,23,27)/p+1/fC19H22BrN4O3/h21-24H/q+1 71C5296FC56096B2