InChI=1S/C25H30O5/c1-18(12-8-13-20(3)16-17-22(26)29-5)10-6-7-11-19(2)14-9-15-21(4)23-24(30-23)25(27)28/h6-17,23-24H,1-5H3,(H,27,28)/b7-6+,12-8-,14-9+,17-16-,18-10+,19-11-,20-13-,21-15-