InChI=1S/C19H17N5O2S/c20-7-14-17(12-3-5-13(6-4-12)26-9-11-1-2-11)15(8-21)19(24-18(14)23)27-10-16(22)25/h3-6,11H,1-2,9-10H2,(H2,22,25)(H2,23,24)