InChI=1/C13H15N3O3S/c14-8-10-4-1-2-6-12(10)20(18,19)16-7-3-5-11(9-16)13(15)17/h1-2,4,6,11H,3,5,7,9H2,(H2,15,17)/t11-/m0/s1/f/h15H2 3115DEFA5C49B71D