2-(3-benzyl-2-oxoimidazolidin-1-yl)-4-methylthiazole-5-carboxylic acid   、                                                                                      
2-(3-(2-cyclopropylethyl)-2-oxoimidazolidin-1-yl)-4-methylthiazole-5-carboxylic acid   、                                                                                      
对氟苄胺                                                                                                                                                              在
                                                                                                                                                                                 
苄胺                                                                                                                                  作用下,
                                                                                                                                                                                                                            以the title compound was obtained as a white powder in 34% yield的产率得到2-(3-(2-cyclopropylethyl)-2-oxoimidazolidin-1-yl)-N-(4-fluorobenzyl)-4-methylthiazole-5-carboxamide