InChI=1/C23H26O3/c1-3-15-23(18-13-9-6-10-14-18)16-20(24)21(22(25)26-23)19(4-2)17-11-7-5-8-12-17/h5-14,19,21H,3-4,15-16H2,1-2H3/t19-,21-,23-/m0/s1 20D90AB8E5A1BB97