002972: InChI=1.12Beta/C22H27NO3/c1-14(24)26-20(2,3)15-7-8-17-16(11-15)18(25)12-19-21(4,13-23)9-6-10-22(17,19)5/h1-5H3,6H2,7-8H,9-10H2,11H,12H2,19H/t19-,21+,22-/m1/s1