InChI=1/C20H28O4/c1-11-9-20-10-12(11)5-6-13(20)18(2)7-4-8-19(3,17(23)24)15(18)14(20)16(21)22/h12-15H,1,4-10H2,2-3H3,(H,21,22)(H,23,24)/p-2/t12-,13-,14-,15-,18-,19+,20+/m0/s1/fC20H26O4/q-2 0168BA53B5633824