InChI=1/C18H18N6O2S/c25-16-13(17(26)21-18(27)20-16)10-19-12-6-4-5-11(9-12)15-23-22-14-7-2-1-3-8-24(14)15/h4-6,9-10,19H,1-3,7-8H2,(H2,20,21,25,26,27)/f/h20-21H 254589C88AF2F35B