InChI=1/C12H12N4O2S2/c17-16(18)10-4-2-1-3-9(10)5-6-13-11(19)15-12-14-7-8-20-12/h1-4,7-8H,5-6H2,(H2,13,14,15,19)/f/h13,15H 46F41CA94211F3EA