InChI=1/C14H11ClN4OS/c15-8-1-3-9(4-2-8)16-14(21)17-10-5-6-11-12(7-10)19-13(20)18-11/h1-7H,(H2,16,17,21)(H2,18,19,20)/f/h16-19H C602A3348F27E754