InChI=1/C17H16Br2N2O2/c1-11-7-12(2)17(15(19)8-11)23-10-16(22)21-20-9-13-3-5-14(18)6-4-13/h3-9H,10H2,1-2H3,(H,21,22)/b20-9-/f/h21H 5C0860BA1A082850