InChI=1S/C21H31NO2/c1-19-11-13-12-24-22-18(13)10-14(19)4-5-15-16(19)6-8-20(2)17(15)7-9-21(20,3)23/h12,14-17,23H,4-11H2,1-3H3/t14-,15+,16-,17-,19-,20-,21-/m0/s1