InChI=1/C13H8N4OS2/c14-5-8(6-17-7-11(18)16-13(17)19)12-15-9-3-1-2-4-10(9)20-12/h1-4,6H,7H2,(H,16,18,19)/b8-6+/f/h16H CD7827563725ECBD