InChI=1/C13H6ClNO9S/c14-7-5-1-6(16)9(17)8(15(20)21)10(5)25-11(7)12(18)22-2-4-3-23-13(19)24-4/h1,3,16-17H,2H2/p-1/fC13H5ClNO9S/h17h/q-1 A94E55778A20756C