InChI=1S/C27H46O6/c1-15(5-4-6-16(2)25(32)33)19-7-8-20-24-21(13-23(31)27(19,20)14-28)26(3)10-9-18(29)11-17(26)12-22(24)30/h15-24,28-31H,4-14H2,1-3H3,(H,32,33)/t15?,16?,17-,18?,19?,20-,21-,22?,23?,24-,26-,27+/m0/s1