(R)-Hydroxychloroquine
(R)-Hydroxychloroquine is the enantiomer of Hydroxychloroquine. Hydroxychloroquine is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro[3][4].