Synonyms: Pyridinium,1-[[(6R,7R)-2-carboxy-7-[[(2R)-[[(5-carboxy-1H-imidazol-4-yl)carbonyl]amino]phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-4-(2-sulfoethyl)-,inner salt, monosodium salt (9CI); Pyridinium,1-[[2-carboxy-7-[[[[(5-carboxy-1H-imidazol-4-yl)carbonyl]amino]phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-4-(2-sulfoethyl)-,inner salt, monosodium salt, [6R-[6a,7b(R*)]]-; AC 1370; Ajicef; Cefpimizolesodium; Renilan; U 63196E