InChI=1S/C16H14O11S/c17-10-2-1-7-5-8-3-4-23-13(8)15(14(7)25-10)26-16-12(19)11(18)9(6-24-16)27-28(20,21)22/h1-5,9,11-12,16,18-19H,6H2,(H,20,21,22)