InChI=1S/C24H30O4/c1-15-9-10-20-23(2,3)21(25)11-12-24(20,4)17(15)14-27-19-13-22(26)28-18-8-6-5-7-16(18)19/h5-8,13,17,20-21,25H,1,9-12,14H2,2-4H3