InChI=1/C15H12N4O3S/c20-14(9-23-11-7-5-10(6-8-11)19(21)22)18-15-16-12-3-1-2-4-13(12)17-15/h1-8H,9H2,(H2,16,17,18,20)/f/h16-17H 45C52554CD7CC124