(6R,7R)-7-((R)-2-amino-2-phenylacetamido)-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid-D5; (6R,7R)-7-[(2-Amino-2-(phenyl-d5)acetyl)amino]-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; Ceclor-d5; Distaclor-d5; Keflor-d5; Raniclor-d5
