InChI=1S/C27H40O3/c1-20(2)10-7-11-21(3)12-8-13-22(4)14-9-15-23(5)16-17-24-26(30-6)19-18-25(28)27(24)29/h10,12,14,16,18-19,28-29H,7-9,11,13,15,17H2,1-6H3/b21-12+,22-14+,23-16-