InChI=1/C21H20BrN5/c1-2-7-27-8-6-18-17(11-27)19(14-4-3-5-15(22)9-14)16(10-23)20(26)21(18,12-24)13-25/h3-6,9,17,19H,2,7-8,11,26H2,1H3/t17-,19+/m1/s1 1A46365686217AC3