InChI=1/C13H18BrN3O3/c1-17(2)7-3-6-15-13(20)16-11-5-4-9(12(18)19)8-10(11)14/h4-5,8H,3,6-7H2,1-2H3,(H,18,19)(H2,15,16,20)/f/h15-17H 156BF1E1E6862D17