InChI=1/C23H20BrN3O3/c1-2-30-23(29)26-16-11-14(13-28)10-15(12-16)25-21-17-6-3-4-9-20(17)27-22-18(21)7-5-8-19(22)24/h3-12,28H,2,13H2,1H3,(H,25,27)(H,26,29)/f/h25-26H 4E6E70A8B6335EE8