m-Hydroxyphenyl Penicillanate 1,1-Dioxide 、 azidocillin sodium 生成 [3-[(2S,5R)-3,3-dimethyl-4,4,7-trioxo-4λ6-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]oxyphenyl] (2S,5R,6R)-6-[(2-azido-2-phenylacetyl)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate