(6R,7R)-7-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-methoxyimino]-acetylamino}-3-(3-methyl-isoxazol-5-ylmethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester   、                                                                                      
三氟乙酸                                                                                                                                                                                              以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 (6R,7R)-7-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-methoxyimino]-acetylamino}-3-(3-methyl-isoxazol-5-ylmethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid; compound with trifluoro-acetic acid