InChI=1/C13H18N4OS/c1-13(2,3)17-11(18)7-19-12-15-9-5-4-8(14)6-10(9)16-12/h4-6H,7,14H2,1-3H3,(H,15,16)(H,17,18)/f/h16-17H 977CD248937F34E6