InChI=1/C20H28O3/c1-20-8-6-14-15(17(20)4-5-19(20)23)3-2-12-11-18(22)13(7-9-21)10-16(12)14/h10-11,14-15,17,19,21-23H,2-9H2,1H3/t14-,15-,17+,19+,20+/m1/s1 56A80B3A9B331AA7