InChI=1/C18H18BrN3O2/c19-14-6-3-5-13-12(14)8-9-16(13)22-18(24)21-15-7-2-1-4-11(15)10-17(20)23/h1-7,16H,8-10H2,(H2,20,23)(H2,21,22,24)/t16-/m1/s1/f/h21-22H,20H2 301E04238EF0D540