InChI=1S/C20H26O5/c1-11-8-19-9-20(11,24)7-4-12(19)18-6-3-5-17(2,16(23)25-10-18)14(18)13(19)15(21)22/h12-14,24H,1,3-10H2,2H3,(H,21,22)/t12-,13+,14+,17+,18+,19-,20-/m0/s1