InChI=1/C9H7BrN2O3S/c10-7-3-2-6(16-7)9(11)5-1-4-8(15-5)12(13)14/h1-4,9H,11H2/p+1/t9-/m0/s1/fC9H8BrN2O3S/h11H/q+1 25CA22883B5E0733