InChI=1S/C19H26O12/c1-27-17(26)8-4-2-3-5-10(8)30-19-16(25)14(23)13(22)11(31-19)7-29-18-15(24)12(21)9(20)6-28-18/h2-5,9,11-16,18-25H,6-7H2,1H3/t9-,11-,12+,13-,14+,15-,16-,18+,19-/m1/s1