InChI=1/C13H8BrCl2NO3S/c14-8-1-6-11(12(16)7-8)13(18)17-21(19,20)10-4-2-9(15)3-5-10/h1-7H,(H,17,18)/p-1/fC13H7BrCl2NO3S/q-1 6E5E6F9783C6CBE3