InChI=1/C12H12ClN3O3S/c1-7-2-3-9(5-11(7)20(14,18)19)16-12(17)10-4-8(13)6-15-10/h2-6,15H,1H3,(H,16,17)(H2,14,18,19)/f/h16H,14H2 4264F1351444E8D8