InChI=1S/C31H48O4/c1-26-14-15-27(2,25(34)35-7)18-21(26)20-8-9-23-28(3)12-11-24(33)29(4,19-32)22(28)10-13-31(23,6)30(20,5)17-16-26/h8-9,22-24,32-33H,10-19H2,1-7H3