Agent: Wilson, Sonsini, Goodrich & Rosati20110046101 - Bate-lactamase inhibitors: p20110046102 - Azabicyclic compounds, preparation thereof and use of same as drugs, especially beta-lactamase inhibitors: wherein one of R1 and R2 is a hydrogen and the other a fluorine or both represent a fluorine, in free form, in the form of zwitterions and of salts with pharmaceutically acceptable mineral or orga