InChI=1/C19H20BrN5O2/c1-2-24-18(27)16-17(25-14-5-3-4-13(14)22-19(24)25)21-10-23(16)9-11-6-7-15(26)12(20)8-11/h6-8,10,13-14,26H,2-5,9H2,1H3/p+1/t13-,14+/m1/s1/fC19H21BrN5O2/h22H/q+1 E49AD5AAE0B337BE