Methyl 2-(3-((1-(2-fluorobenzyl)-6-oxo-1,6-dihydro-pyridin-3-yl)methyl)-2-methyl-1H-indol-1-yl)acetate   、                                                                                      
单水氢氧化锂                                                                                                                                                              在
                                                                                                                                                                                 crude product   、                                                                                                  Acetonitrile ethanol                                                                                                                                  作用下,
                                                                                                                                                                                                                            以to give an off-white powder (0.213 g, 66% yield)的产率得到2-(3-((1-(2-fluorobenzyl)-6-oxo-1,6-dihydropyridin-3-yl)methyl)-2-methyl-1H-indol-1-yl)acetic acid