InChI=1/C18H12N4O2S/c23-17(13-9-5-2-6-10-13)21-18-20-14(12-7-3-1-4-8-12)15(25-18)16-19-11-24-22-16/h1-11H,(H,20,21,23)/f/h21H 57664CB7EF067735