InChI=1S/C19H17N3O8S/c23-11-12(24)14(16(26)27)29-18(13(11)25)30-17(28)10-6-31-19-20-5-8-7-3-1-2-4-9(7)21-15(8)22(10)19/h1-5,10-14,18,23-25H,6H2,(H,26,27)