InChI=1/C13H16N4O2S/c1-9-3-2-4-16-13(9)8-17-11-5-10(14)6-12(7-11)20(15,18)19/h2-7,17H,8,14H2,1H3,(H2,15,18,19)/f/h15H2 13D84EEB6D1FB66C