InChI=1/C15H14N4O4S/c20-14-10-3-1-2-9-12(7-6-11(17-14)13(9)10)24(22,23)19-18-15(21)16-8-4-5-8/h1-3,6-8,19H,4-5H2,(H,17,20)(H2,16,18,21)/f/h16-18H 47C9D66545499521