InChI=1/C14H18N4O2S/c1-10-6-7-11-4-3-5-13(14(11)16-10)17-21(19,20)12-8-15-18(2)9-12/h3-5,8-10,16-17H,6-7H2,1-2H3/t10-/m1/s1 B9E59CF901F9A628