After a muted Q4 show, Biocon CEO and MD Siddharth Mittal in an interview with Samreen Ahmad says the Covid-19 impact may have pulled the biologics business down by Rs 100 crore in the quarter but the company is on track to achieve the $1 billion revenue target from the segment by 2022. He also reveals plans of investment of Rs 2,000 crore in the next three to four years in the small molecules segment. This quarter, the company also exited its JV with UAE's Neopharma, which was owned by Indian billionaire B R Shetty, who is now enveloped in