InChI=1/C12H12N4O3S/c17-10(6-20-12-13-7-14-16-12)15-8-2-1-3-9-11(8)19-5-4-18-9/h1-3,7H,4-6H2,(H,15,17)(H,13,14,16)/f/h15-16H DF2F4B38A5EB9C57