InChI=1/C20H25BrN4O3/c1-3-4-5-8-14(2)22-20(23-17-10-7-6-9-16(17)21)24-18-12-11-15(25(27)28)13-19(18)26/h6-7,9-14,26H,3-5,8H2,1-2H3,(H2,22,23,24)/p+1/t14-/m0/s1/fC20H26BrN4O3/h22-24H/q+1 DA0178C74F1FAE20