InChI=1S/C27H38O7/c1-4-26-13-14(3)20-17-9-7-16(33-25-23(30)21(28)22(29)24(31)34-25)12-15(17)6-8-18(20)19(26)10-11-27(26,32)5-2/h2,12,16-25,28-32H,3-4,6-11,13H2,1H3/t16?,17-,18-,19-,20+,21?,22?,23?,24?,25?,26-,27-/m0/s1