InChI=1S/C16H20O11/c1-25-13-6(2-4-7(17)9(13)19)3-5-8(18)26-16-12(22)10(20)11(21)14(27-16)15(23)24/h2,4,10-12,14,16-17,19-22H,3,5H2,1H3,(H,23,24)