InChI=1S/C17H17N3O7S2/c21-16-14(28-17(22)20-16)9-11-1-3-12(4-2-11)26-8-7-18-15-6-5-13(10-19-15)27-29(23,24)25/h1-6,10,14H,7-9H2,(H,18,19)(H,20,21,22)(H,23,24,25)