5,6,9,10,12,17,18,21,22,24-Decahydro-r-9,c-21-dihydroxy-9,21-dimethyl-25-phenyl-t-10,t-22-methanodiindolo<2,3-a;2',3'-a'>cycloocta<1,2-g;5,6-g>dichinolizin-7,19-diylium-dichlorid 在
sodium tetrahydroborate 作用下,
以
异丙醇 为溶剂,
反应 2.0h,
以77%的产率得到(7R*,9S*,10R*,11aS*,19R*,21S*,22R*,23aS*)-(+/-)-5,6,8,9,10,11,11a,12,17,18,20,21,22,23,23a,24-Hexadecahydro-9,21-dimethyl-25-phenyl-10,22-methanodiindolo<2,3-a;2',3'-a'>cycloocta<1,2-g;5,6-g>dichinolizin-diol