000876: InChI=1.12Beta/C21H29NO/c1-5-20(23)21(16-17(2)22(3)4,18-12-8-6-9-13-18)19-14-10-7-11-15-19/h1-4H3,5H2,6-15H,16H2,17H,20H,23H/t17-,20+/m1/s1