InChI=1/C18H13NO9S/c1-29(25,26)16-5-2-10(6-14(16)19(23)24)18(22)27-9-11-7-17(21)28-15-8-12(20)3-4-13(11)15/h2-8,20H,9H2,1H3 CD821283F186C723