5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-((aminobenzo(b)thien-3-ylacetyl)amino)-3-methyl-8-oxo-, (6R-(6alpha,7beta(R*)))- 7-((Aminobenzo(b)thien-3-ylacetyl)amino)-3-methyl-3-cephem-4-carboxylic acid 7-(3-Benzothienylglycylamido)-3-methyl-3-cephem-4-carboxylic acid 7-Bgmcc 92218-37-6 LY 164846 LY-164846