WCK 4873 (INN: Nafithromycin): Structure–activity relationship (SAR) identifying a novel lactone ketolide with activity against Streptococcus pneumoniae (SPN) and Streptococcus pyo... oleh Satish Bhavsar, Tadiparthi Ravikumar, Sunil Gupta, Shivaji Pawar, Sanjay Dabhade, Abhijeet K. Kayastha, Prasad Deshpande, Ravindra Yeole, Manohar Nandanwar, Sachin Bhagwat, Mahesh Patel