InChI=1S/C21H38O8/c1-7-15-11(3)17(24)13(5)19(26)21(28,9-22)8-10(2)16(23)12(4)18(25)14(6)20(27)29-15/h10-18,22-25,28H,7-9H2,1-6H3/t10-,11-,12+,13+,14+,15+,16-,17-,18-,21?/m0/s1