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. 2020 Jul 22:1–14. doi: 10.1080/07391102.2020.1796802

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Figure 3. — Results of pharmacophore-based virtual screening of (a) (i) ZINC drug database, (ii) top two candidates based on docking score and drug-likeness; (b) (i) natural product databases, (ii) top two candidates based on docking score and drug-likeness. Ph-1 = pharmacophore model based on 3CLp inhibitors, Ph-2 = pharmacophore model based on PLp. The circles indicate the total number of hits occurred individually in each pharmacophore screen, while the intersection indicates the overlap candidates.