InChI=1/C11H16N4O2S/c1-18-5-8(4-16)12-2-7-3-13-10-9(7)14-6-15-11(10)17/h3,6,8,12-13,16H,2,4-5H2,1H3,(H,14,15,17)/t8-/m1/s1/f/h15H 73E8B32AAC9753C3