(11bS)-3c-ethyl-9,10-dimethoxy-(11br)-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinoline-2t-carbonitrile 在
lithium aluminium tetrahydride 、
乙醚 作用下,
生成 ((11b
S)-3
c-ethyl-9,10-dimethoxy-(11b
r)-1,3,4,6,7,11b-hexahydro-2
H-pyrido[2,1-
a]isoquinolin-2
t-ylmethyl)-carbamic acid ethyl ester