InChI=1S/C15H13ClN4O2S/c1-2-11-9(7-17)14(22)20-15(19-11)23-8-13(21)18-12-6-4-3-5-10(12)16/h3-6H,2,8H2,1H3,(H,18,21)(H,19,20,22)