InChI=1/C20H15ClN4O4S/c1-10-23-24-20(30-10)25-16(11-4-3-7-22-9-11)15(18(27)19(25)28)17(26)13-8-12(21)5-6-14(13)29-2/h3-9,16,27H,1-2H3/p-1/t16-/m1/s1/fC20H14ClN4O4S/h27h/q-1 550A0CC55C44F7A4