InChI=1/C12H10N4O3S2/c1-7(17)13-11(20)15-12-14-10(6-21-12)8-3-2-4-9(5-8)16(18)19/h2-6H,1H3,(H2,13,14,15,17,20)/f/h13-14H B67380D8616D9CE3