(6R,7R)-7-[[(2Z)-2-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethoxy]imino-2-(1,3-thiazol-4-yl)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid                                                                                                                                                                                                                                                                                                          生成                                                 
7-(2-(4-Thiazolyl)-2-(carboxymethoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo(4,2,0)oct-2-ene-2-carboxylic acid