InChI=1/C19H18N4O4S/c20-18(26)21-9-12-4-6-15(7-5-12)22-17(25)14-3-1-2-13(8-14)10-23-16(24)11-28-19(23)27/h1-8H,9-11H2,(H,22,25)(H3,20,21,26)/f/h21-22H,20H2 C5B324AF07C20CCA