InChI=1/C12H10ClNO6S/c1-4(2)20-12(17)11-7(13)5-3-6(15)9(16)8(14(18)19)10(5)21-11/h3-4,15-16H,1-2H3/p-1/fC12H9ClNO6S/h16h/q-1 8015FFA7E0C5B827