Synonyms: 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 3,3-dimethyl-7-oxo-6-[(1-oxohexyl)amino]-, monosodium salt, [2S-(2a,5a,6b)]-; 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid,6-hexanamido-3,3-dimethyl-7-oxo-, monosodium salt (8CI); Amylpenicillin sodium;Flavacidin; Flavicin; Penicillin dihydro F sodium; Pentylpenicillin sodiumsalt; Sodium n-amylpenicillinate