InChI=1/C21H21ClN4O4S/c1-13(2)26(12-20-24-25-21(30-20)16-5-3-4-6-17(16)22)31(28,29)15-8-9-18-14(11-15)7-10-19(27)23-18/h3-6,8-9,11,13H,7,10,12H2,1-2H3,(H,23,27)/f/h23H D947C054B9D13533