InChI=1S/C24H40O4/c1-15(6-11-22(27)28)18-9-10-19-17-8-7-16-5-3-4-12-24(16,14-25)20(17)13-21(26)23(18,19)2/h15-21,25-26H,3-14H2,1-2H3,(H,27,28)/t15?,16-,17-,18+,19-,20-,21?,23+,24+/m0/s1