InChI=1S/C25H30O5/c1-20(10-7-11-21(2)15-17-24(27)28)9-5-6-13-23(19-26)14-8-12-22(3)16-18-25(29)30-4/h5-18,26H,19H2,1-4H3,(H,27,28)/b6-5+,10-7+,14-8-,17-15-,18-16-,20-9-,21-11-,22-12-,23-13-