InChI=1/C11H18N4O4S2/c12-20(16,17)11-3-1-10(2-4-11)9-14-21(18,19)15-7-5-13-6-8-15/h1-4,13-14H,5-9H2,(H2,12,16,17)/p+1/fC11H19N4O4S2/h13H,12H2/q+1 01B90748B76AF5BD