Synonyms: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-(mercaptomethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-,dimethyldithiocarbamate (7CI); 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-(mercaptomethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-, dimethyldithiocarbamate(ester) (8CI); 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[[[(dimethylamino)thioxomethyl]thio]methyl]-8-oxo-7-[(2-thienylacetyl)amino]-,(6R-trans)-; Carbamic acid, dimethyldithio-, ester with3-(mercaptomethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid (8CI); Cephalosporin 87/30