InChI=1S/C20H24O3/c1-10(2)13-8-12-7-6-11(3)15-16(12)19(17(13)21)22-14-9-20(4,5)23-18(14)15/h6-8,10,14,18,21H,9H2,1-5H3/t14-,18+/m0/s1