InChI=1S/C18H19N3O7S2/c1-21(16-14(3-2-8-19-16)28-30(24,25)26)9-10-27-13-6-4-12(5-7-13)11-15-17(22)20-18(23)29-15/h2-8,15H,9-11H2,1H3,(H,20,22,23)(H,24,25,26)