InChI=1/C15H14Br2N2O2/c1-10(13-7-6-12(16)8-14(13)17)18-9-11-4-2-3-5-15(11)19(20)21/h2-8,10,18H,9H2,1H3/t10-/m1/s1 B7132A46A9D16536