InChI=1/C15H18N4O2S/c20-19(21)13-4-5-15(16-11-13)18-7-2-6-17(8-9-18)12-14-3-1-10-22-14/h1,3-5,10-11H,2,6-9,12H2 889E06FCFEADB9AD