InChI=1/C18H16N8S2/c19-26-15(9-27-17-20-11-5-1-2-6-12(11)21-17)24-25-16(26)10-28-18-22-13-7-3-4-8-14(13)23-18/h1-8H,9-10,19H2,(H,20,21)(H,22,23)/f/h20,22H 3A13AAF544E9D7B9