Synonyms: 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 6-[(1,3-dioxo-3-phenoxy-2-phenylpropyl)amino]-3,3-dimethyl-7-oxo-,monosodium salt, (2S,5R,6R)- (9CI);4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid,6-[(1,3-dioxo-3-phenoxy-2-phenylpropyl)amino]-3,3-dimethyl-7-oxo-, monosodiumsalt, [2S-(2a,5a,6b)]-; Malonamic acid,N-(2-carboxy-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-6-yl)-2-phenyl-,1-phenyl ester, monosodium salt (8CI); BRL 3475; Carbenicillin phenyl sodium;Carfecillin sodium; Carfecillin sodium salt; Gripenin O; Sodium carfecillin;Urocarf; Uticillin