InChI=1/C19H14N4O2S/c24-17(14-7-3-5-11-4-1-2-6-13(11)14)23-19(26)20-12-8-9-15-16(10-12)22-18(25)21-15/h1-10H,(H2,21,22,25)(H2,20,23,24,26)/f/h20-23H C1A68D46E54AC694