InChI=1/C16H20N6O2S/c1-9-3-5-11(6-4-9)13-20-21-16(22(13)17)25-10(2)14(23)19-15(24)18-12-7-8-12/h3-6,10,12H,7-8,17H2,1-2H3,(H2,18,19,23,24)/t10-/m0/s1/f/h18-19H 4A87851989B5D8D0