InChI=1S/C24H38O5/c1-16(25)28-14-21(3)9-5-10-22(4)19(21)8-11-23-12-18(6-7-20(22)23)24(27,13-23)15-29-17(2)26/h18-20,27H,5-15H2,1-4H3