InChI=1/C15H17N3O4S/c19-13(17-18-14(20)10-5-3-7-22-10)8-12-15(21)16-9-4-1-2-6-11(9)23-12/h1-2,4,6,10,12H,3,5,7-8H2,(H,16,21)(H,17,19)(H,18,20)/t10-,12-/m1/s1/f/h16-18H 1E889C9D62DAAE81