InChI=1/C18H20N4O2S2/c1-12(25-18-22-21-17(26-18)19-9-10-24-2)16(23)20-15-8-7-13-5-3-4-6-14(13)11-15/h3-8,11-12H,9-10H2,1-2H3,(H,19,21)(H,20,23)/t12-/m1/s1/f/h19-20H 767D8B4B24682453