Synonyms: Pyridinium,1-[[(6R,7R)-2-carboxy-8-oxo-7-[(2-thienylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-,inner salt (9CI); Pyridinium,1-[[2-carboxy-8-oxo-7-[(2-thienylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-,hydroxide, inner salt, (6R-trans)-; Pyridinium,1-[[2-carboxy-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-,hydroxide, inner salt (8CI); 7-[a-(2-Thienyl)acetamido]-3-(1-pyridylmethyl)-3-cephem-4-carboxylic acidbetaine; Aliporina; Ampligram; Cefaloridin; Cefaloridine; Ceflorin;Cepaloridin; Cepalorin; Ceph 87/4; Cephaloridin; Cephaloridine; Cephlodine;Ceporan; Ceporin; Ceporine; Cer; Cilifor; Deflorin; Faredina; Floridin;Glaxoridin; Intrasporin; Keflodin; Keflordin; Kefspor; Lilly 40602; Lloncefal;Loridine; Pyridinium,1-[[2-carboxy-8-oxo-7-[(2-thienylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-,inner salt, (6R-trans)-; Sch 11527; Sefacin