methyl (1R,2S,4S,5R,9R,10S,13R)-14-(acetyloxymethyl)-2-chloro-3,3-dideuterio-5,9-dimethyltetracyclo[11.2.1.01,10.04,9]hexadecane-5-carboxylate 、 methyl (1S,4S,5R,13S)-14-(acetyloxymethyl)-3-deuterio-5,9-dimethyltetracyclo[11.2.1.01,10.04,9]hexadec-2-ene-5-carboxylate 生成 methyl (1S,4S,5R,9R,10R,13S)-3-deuterio-14-(hydroxymethyl)-5,9-dimethyltetracyclo[11.2.1.01,10.04,9]hexadec-2-ene-5-carboxylate