InChI=1/C17H13ClN4O4S/c18-10-1-3-12(4-2-10)26-14-5-6-19-8-13(14)16(24)21-17-20-11(9-27-17)7-15(23)22-25/h1-6,8-9,25H,7H2,(H,22,23)(H,20,21,24)/f/h21-22H 20AF26E398728ED0