Synonyms:
(6r-trans)-7-amino-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ; 7-amino 3-vinyl-3-cephem-4-carboxylic acid ; (6r-trans)-7-amino-8-oxo-3-ethenyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ; 5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-amino-3-ethenyl-8-oxo-,(6r,7r)- ; (6r,7r)-7-amino-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ; 7-amino-3-vinylcephalosporanic acid ; 7-avca ; (6r,7r)-7-amino-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ; 7-amino-3-ethenyl-8-oxo-, (6r,7r)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ; 7-amino-3-vinyl-3-cephem-4-carboxylic acid(7-avca)
