for the following products
(6R,7R)-7-[(2R)-2-amino-2-(cyclohexa-1,4-dien-1-yl)acetamido]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid | 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 7-[[(2R)-2-amino-2-(1,4-cyclohexadien-1-yl)acetyl]amino]-3-methyl-8-oxo-,(6R,7R)- | Cephradine | Cephradine hydrate and Cefradine
