InChI=1/C12H17N3O4S/c1-7-8(2)14-15-11(10(7)12(16)17)13-9-3-5-20(18,19)6-4-9/h9H,3-6H2,1-2H3,(H,13,15)(H,16,17)/f/h13-14H 31C3D5E2B4C09B99