002052: InChI=1.12Beta/C20H23NO/c1-3-21(4-2)14-20(22)17-12-11-16-10-9-15-7-5-6-8-18(15)19(16)13-17/h1-2H3,3-4H2,5-13H,14H2,20H,22H/t20-/m0/s1