InChI=1/C20H22BrN3O2/c21-16-9-4-6-14(12-16)17(23-19(22)26)13-18(25)24-20(10-5-11-20)15-7-2-1-3-8-15/h1-4,6-9,12,17H,5,10-11,13H2,(H,24,25)(H3,22,23,26)/t17-/m1/s1/f/h23-24H,22H2 BC80D0FC53E3051C