006228: InChI=1.12Beta/C20H21NO/c22-20(15-8-2-1-3-9-15)21-18-12-6-4-10-16(18)14-17-11-5-7-13-19(17)21/h1-4H,5H2,6H,7H2,8-10H,11H2,12H,13-14H2,17H,19H/t17-,19+/m0/s1