InChI=1/C16H15N3O3S/c1-8-10(15(21)22-2)11(9-6-4-3-5-7-9)12-13(17-8)18-16(23)19-14(12)20/h3-7,11H,1-2H3,(H3,17,18,19,20,23)/t11-/m1/s1/f/h17-19H 15D069ACD2B1884A