InChI=1/C17H14O8/c1-23-16-14(22)13(21)12-10(20)6-11(25-15(12)17(16)24-2)7-3-4-8(18)9(19)5-7/h3-6,18-19,21-22H,1-2H3 8A3B2C14D84986BD