InChI=1/C13H15N3O3S/c14-9-10-2-1-3-12(8-10)20(18,19)16-6-4-11(5-7-16)13(15)17/h1-3,8,11H,4-7H2,(H2,15,17)/f/h15H2 09EB8FE98DB6AF85