InChI=1S/C29H36O5/c1-18-20-13-16-33-22(20)17-21-24(18)25(31)26(29(32)27(2,3)14-8-15-28(21,29)4)34-23(30)12-11-19-9-6-5-7-10-19/h5-7,9-13,16,18,21,24-26,31-32H,8,14-15,17H2,1-4H3/b12-11+/t18-,21-,24-,25+,26+,28+,29+/m0/s1