InChI=1/C18H16N4O3S/c23-18(21-9-13-1-2-15-16(7-13)25-11-24-15)17-14(10-26-22-17)20-8-12-3-5-19-6-4-12/h1-7,10,20H,8-9,11H2,(H,21,23)/f/h21H 20C7EB977A4BF760