InChI=1/C17H18N4OS/c1-9-7-13(11(3)22-9)10(2)20-21-16-15-12-5-4-6-14(12)23-17(15)19-8-18-16/h7-8H,4-6H2,1-3H3,(H,18,19,21)/b20-10-/f/h21H 599F7DFB050B55EA