InChI=1/C19H16N4O2S/c1-12-16(17(22-25-12)13-7-4-3-5-8-13)18(24)21-19-20-14(11-26-19)15-9-6-10-23(15)2/h3-11H,1-2H3,(H,20,21,24)/f/h21H 3C71223E88BC34BA