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Table 1 Pass prediction of caesalpinine A, diffutidin, favipiravir, hydroxychloroquine antiviral activity

From: Virtual screenings of the bioactive constituents of tea, prickly chaff, catechu, lemon, black pepper, and synthetic compounds with the main protease (Mpro) and human angiotensin-converting enzyme 2 (ACE 2) of SARS-CoV-2

Chemical constituents
Antiviral activity Caffeine Theaflavin Achyranthine Betaine Catechin Kaempferol Limonene Sabinene Piperine Pinene Favipiravir Hydroxychloroquine
Pa 0.513 0.609 0.590 0.525 0.520 0.496 0.574 0.282 0.221 0.346 0.662 0.323
Pi 0.045 0.012 0.021 0.040 0.018 0.005 0.009 0.105 0.167 0.066 0.008 0.207
  1. Pa probability of activity, Pi probability of inactivity