(2S,5R,6R)-3,3-Dimethyl-6-((R)-2-(3-(methylsulfonyl)-2-oxo-1-imidazolidinecarboxamido)-2-phenylacetamido)-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 3,3-dimethyl-6-(((((3-(methylsulfonyl)-2-oxo-1-imidazolidinyl)carbonyl)amino)phenylacetyl)amino)-7-oxo-, (2S-(2alpha,5alpha,6beta(S*))) 51481-65-3 EINECS 257-233-8 MEZLOCILLIN Mezlin Mezlocilina [INN-Spanish] Mezlocillin [USAN:BAN:INN] Mezlocilline [INN-French] Mezlocillinum [INN-Latin] Multocillin