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. 2021 Nov 22;53:116523. doi: 10.1016/j.bmc.2021.116523

Fig. 3.

Fig. 3

Preliminary biochemical evaluation of hydroxychloroquine and its enantiomers. A: CPE observation trial of Rac-HCQ sulfate, R-HCQ sulfate and S-HCQ sulfate using Remdesivir as a positive control; B: viral RNA level detection trial.