InChI=1/C20H24O2/c1-3-9-19(22)11-12-20(10-4-2)16(14-19)6-5-15-13-17(21)7-8-18(15)20/h4,7-8,13,16,21-22H,2,5-6,10-12,14H2,1H3/t16-,19-,20-/m1/s1 21737AECA24950E8