483-26-1 InChI=1/C19H24N2/c1-2-6-14-12-21-10-9-16-15-7-3-4-8-17(15)20-19(16)18(21)11-13(14)5-1/h3-4,7-8,13-14,18,20H,1-2,5-6,9-12H yohimban