InChI=1S/C24H40O4/c1-14(4-11-22(27)28)18-9-10-19-17-8-6-15-5-7-16(25)13-23(15,2)20(17)12-21(26)24(18,19)3/h14-21,25-26H,4-13H2,1-3H3,(H,27,28)/t14?,15-,16?,17-,18+,19-,20-,21?,23-,24+/m0/s1