InChI=1S/C21H32O10/c1-19(2)5-10-20(3)4-9(22)11(20)8(16(26)21(10,29)7-19)6-30-18-14(25)12(23)13(24)15(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?/m1/s1