Chloroquine a potent inhibitor of SARS coronavirus infection and spread (2005) (ncbi.nlm.nih.gov)

Previously posted and discussed:

https://news.ycombinator.com/item?id=22953079

SARS-CoV-2 and SARS-CoV bind with similar affinities to ACE2. [1]

1. https://www.cell.com/cell/fulltext/S0092-8674(20)30262-2?_re...