BETA-LACTAM ANTIBIOTICS, PROCESSES FOR THEIR PREPARATION AND THEIR USE AS AND IN MEDICAMENTS

摘要

Hetero-fused phenylglycine- beta -lactam antibiotics of the formula (I) …IMAGE… in which R1 represents a hetero-fused radical, process for their preparation and their use as therapeutic agents and in therapeutic agents, in particular as antibacterial, orally active antibiotics.