InChI=1/C11H11N3O3S2/c15-10-5-4-7(6-12-10)19(16,17)14-11-13-8-2-1-3-9(8)18-11/h4-6H,1-3H2,(H,12,15)(H,13,14)/f/h12-13H 2961AA3846E38FD1