N-[2-((5aR,6S,9R,9aR)-6,9-Dihydroxy-1-hydroxymethyl-4-methoxy-6,7,8,9-tetrahydro-5aH-dibenzofuran-9a-yl)-ethyl]-N-methyl-formamide 在
sodium tetrahydroborate 、
三氟化硼 作用下,
以18%的产率得到(1R,4aS,9bR)-9b-(2-Dimethylamino-ethyl)-6-methoxy-9-methyl-1,2,3,4,4a,9b-hexahydro-dibenzofuran-1-ol