发明申请
US20120283237A1 NOVEL CEPHALOSPORINS USEFUL AS ANTIBACTERIAL AGENTS 失效
新型胆碱可用作抗菌剂

NOVEL CEPHALOSPORINS USEFUL AS ANTIBACTERIAL AGENTS
摘要:
The present invention provides novel cephalosporin derivatives of formula I, their analogues, their use for the treatment of infections in mammals, pharmaceutical composition containing these novel compounds, and methods for the preparation of these compounds.
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