InChI=1/C12H18N4O2S/c1-9-7-14-12(19-9)15-11(18)13-8-10(17)16-5-3-2-4-6-16/h7H,2-6,8H2,1H3,(H2,13,14,15,18)/f/h13,15H 313910D669A0272E