3-氟-4-辛氧基苯甲酸   、                                                                                      
(3R,5S)-5-[2-(Butyl-dimethyl-silanyl)-ethyl]-3-(4-hydroxy-phenyl)-dihydro-furan-2-one                                                                                                                                                              在
                                                                                                                                                                                 
N,N'-二环己基碳二亚胺                                                                                                                                  作用下,
                                                                                                                                                                                                                            以94%的产率得到3-Fluoro-4-octyloxy-benzoic acid 4-{(3R,5S)-5-[2-(butyl-dimethyl-silanyl)-ethyl]-2-oxo-tetrahydro-furan-3-yl}-phenyl ester