InChI=1/C13H18N4O3S/c18-13-16-11-5-4-10(8-12(11)17-13)21(19,20)15-7-1-6-14-9-2-3-9/h4-5,8-9,14-15H,1-3,6-7H2,(H2,16,17,18)/p+1/fC13H19N4O3S/h14,16-17H/q+1 C140A61572EBA828