InChI=1/C21H24BrN3O7/c1-28-15-7-12(6-14(22)19(15)31-4)10-24-25-18(26)11-23-21(27)13-8-16(29-2)20(32-5)17(9-13)30-3/h6-10H,11H2,1-5H3,(H,23,27)(H,25,26)/b24-10+/f/h23,25H B7620B406D00D24D