MERS-CoV-IN-2

MERS-CoV-IN-2 (compound 3c) is an inhibitor of MERS-CoV 3CLpro with an IC50 of 17 nM. It exhibits antiviral activity against SARS-CoV-2 and MERS-CoV by binding to the active site of the 3CLpro enzyme, specifically at the S4 subsite, thereby inhibiting the enzyme's activity.