InChI=1S/C21H30O3/c1-12(22)16-6-7-17-15-5-4-13-10-14(23)11-19(24)21(13,3)18(15)8-9-20(16,17)2/h4,6,14-15,17-19,23-24H,5,7-11H2,1-3H3/t14-,15-,17+,18-,19+,20+,21-/m0/s1