Cefpiromum [latin]

Cefpiroma [spanish]

3-[(2,3-cyclopenteno-1-pyridinium)methyl]-7-[2-syn-methoxyimino-2-(2-aminothiazol-4-yl)acetamido]ceph-3-em-4-carboxylate

(6R,7R)-7-(()-2-(2-Amino-4-thiazolyl)-2-methoxyiminoacetamido)-8-oxo-3-(2beta-trimethylenpyridinio)methyl)-5-thia-1-azabicyclo(4.2.0)oct-2-en-2-carboxylat