InChI=1/C19H17Br2N3O3/c20-13-1-7-17(18(21)11-13)19-8-6-16(27-19)12-22-9-10-23-14-2-4-15(5-3-14)24(25)26/h1-8,11,22-23H,9-10,12H2/p+1/fC19H18Br2N3O3/h22H/q+1 C28C4A6D2BCE0D0F