InChI=1/C19H18BrN3O2/c1-11-6-8-15(9-7-11)22-18(24)16-12(2)21-19(25)23-17(16)13-4-3-5-14(20)10-13/h3-10,17H,1-2H3,(H,22,24)(H2,21,23,25)/t17-/m0/s1/f/h21-23H 875278208E1813A5