InChI=1/C16H12BrNO3/c17-15-9-13(18(20)21)6-5-11(15)8-12-7-10-3-1-2-4-14(10)16(12)19/h1-6,9,12H,7-8H2/t12-/m0/s1 06E1BC88AB8DA357