InChI=1/C22H18BrNO4/c1-11-17(22(26)28-3)18(15-10-12(23)8-9-16(15)27-2)19-20(24-11)13-6-4-5-7-14(13)21(19)25/h4-10,18,24H,1-3H3/t18-/m1/s1 77BDA54D4C2DA779