InChI=1/C19H16N4OS2/c1-11-5-6-15(26-11)17(24)16-18-14(7-9-25-18)22-19(23-16)21-12(2)13-4-3-8-20-10-13/h3-10,12H,1-2H3,(H,21,22,23)/t12-/m0/s1/f/h21H AB08BAC44B5F9F54