InChI=1/C12H17BrN4O/c1-7-3-2-4-10(7)16-12(18)9-5-8(13)6-15-11(9)17-14/h5-7,10H,2-4,14H2,1H3,(H,15,17)(H,16,18)/t7-,10-/m1/s1/f/h16-17H 6A72B920BFB9E189