InChI=1/C22H25BrN4O2/c1-14(2)10-19(26-21(28)18-7-5-4-6-15(18)3)22(29)24-11-17-13-27-12-16(23)8-9-20(27)25-17/h4-9,12-14,19H,10-11H2,1-3H3,(H,24,29)(H,26,28)/t19-/m0/s1/f/h24,26H 137E4E5A23548657