Synonyms: | 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylicacid, 6-[2-(4-formyl-2-methoxyphenoxy)acetamido]-3,3-dimethyl-7-oxo- (7CI,8CI);4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid,6-[[(4-formyl-2-methoxyphenoxy)acetyl]amino]-3,3-dimethyl-7-oxo-, [2S-(2a,5a,6b)]-; Penicillin, [(4-formyl-2-methoxyphenoxy)methyl]- |