InChI=1/C20H28O2/c1-13(21)12-20-9-2-3-19(20)18-6-4-14-11-15(22)5-7-16(14)17(18)8-10-20/h11,16-19H,2-10,12H2,1H3/t16-,17+,18+,19-,20-/m0/s1 C5B12C27683E4D0F