InChI=1/C17H11N5O4S/c23-15(9-1-3-11-12(7-9)22-27-21-11)18-17-20-19-16(26-17)10-2-4-13-14(8-10)25-6-5-24-13/h1-4,7-8H,5-6H2,(H,18,20,23)/f/h18H D0BF5D560E6D1C26