InChI=1S/C21H14O16S/c22-10-1-7(19(28)29)5-14(16(10)26)35-21(31)9-2-11(23)17(27)15(6-9)36-20(30)8-3-12(24)18(13(25)4-8)37-38(32,33)34/h1-6,22-27H,(H,28,29)(H,32,33,34)