InChI=1/C15H20BrN3O2/c16-11-3-7-13(8-4-11)19-14(20)9-18-12-5-1-10(2-6-12)15(17)21/h3-4,7-8,10,12,18H,1-2,5-6,9H2,(H2,17,21)(H,19,20)/p+1/fC15H21BrN3O2/h18-19H,17H2/q+1 4C045DBA36107FFF