InChI=1/C13H12N4O3S/c18-12-5-20-11-2-1-8(3-10(11)17-12)16-13(19)14-4-9-6-21-7-15-9/h1-3,6-7H,4-5H2,(H,17,18)(H2,14,16,19)/f/h14,16-17H C0582EF21162DEF2