InChI=1S/C21H32O10/c1-19(2)4-9-12(23)8(6-22)11-10(5-20(11,3)21(9,29)7-19)30-18-15(26)13(24)14(25)16(31-18)17(27)28/h9-10,12-16,18,22-26,29H,4-7H2,1-3H3,(H,27,28)/t9?,10?,12?,13?,14?,15?,16?,18?,20-,21?/m0/s1