InChI=1/C17H19N3O3S/c1-18-11-16(21)20-13-4-6-14(7-5-13)24-15(9-17(22)23)12-3-2-8-19-10-12/h2-8,10,15,18H,9,11H2,1H3,(H,20,21)(H,22,23)/t15-/m0/s1/f/h18,20H 503C84BB248972C9