Efficient Synthesis of Potential Impurities in Levonadifloxacin (WCK 771) - Jaydeo T. Kilbile; Yasinalli Tamboli; Mohammad Rafeeq; Ram Prasad Yadav; Vipul P. Rane; Vijay S. Bhamare; Arvind Y. Merwade (ACS Omega, 2021)