3-[2-(5-Ethyl-3,6-dihydro-2H-pyridin-1-yl)-2-oxo-acetyl]-indole-1-carboxylic acid 2,2,2-trichloro-1,1-dimethyl-ethyl ester                                                                                                                                                              在
                                                                                                                                                                                 sodium tetrahydroborate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃   、                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 0.33h,
                                                                                                                以63%的产率得到3-[2-(5-Ethyl-3,6-dihydro-2H-pyridin-1-yl)-1-hydroxy-2-oxo-ethyl]-indole-1-carboxylic acid 2,2,2-trichloro-1,1-dimethyl-ethyl ester