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. 2020 Sep 15;8:170433–170451. doi: 10.1109/ACCESS.2020.3024238

TABLE 7. DTI Prediction Results of FDA Approved Antiviral Drugs 3C-Like Proteinase of SARS-CoV-2.

Smal molecule SMILES forma Predicted Inline graphic in nM Clinical approved DOSE
Cilostazol O=C1CCC2=C(N1)C=CC(OCCCCC1=NN=NN1C1CCCCC1)=C2 53.1 100 mg twice/daily
Baricitinib CCS(=O)(=O)N1CC(C1)(CC#N)N2C=C(C=N2)C3=C4C=CNC4=NC=N3 59.2 Clinical trials, [49], [50] 2 mg once / daily
Fluconazole OC(CN1C=NC=N1)(CN1C=NC=N1)C1=C(F)C=C(F)C=C1 64.34 100 - 400 mg/daily
Itraconazole CCC(C)N1N=CN(C1=O)C1=CC=C(C=C1)N1CCN(CC1)C1=CC=C(OC[C@H]2CO[C@@](CN3C=NC=N3)(O2)C2=CC=C(Cl)C=C2Cl)C=C1 70.3 100 - 400 mg/daily
Quercetin OC1=CC2=C(C(O)=C1)C(=O)C(O)=C(O2)C1=CC=C(O)C(O)=C1 79.24 Clinical trial, [57] 500 −1000 mg/daily
Rabeprazole [Na+].COCCCOC1=CC=NC(CS(=O)C2=NC3=CC=CC=C3[N-]2)=C1C 85.2 Clinical trial 120 mg/daily
Grazoprevir COC1=CC2=NC3=C(CCCCC[C@@H]4C[C@H]4OC(=O)N[C@H](C(=O)N4C[C@@H](C[C@H]4C(=O)N[C@@]4(C[C@H]4C=C)C(=O)NS(=O)(=O)C4CC4)O3)C(C)(C)C)N=C2C=C1 98.47 [51] 100 mg/day
Abacavir (sulfate) OS(O)(=O)=O.NC1=NC2=C(N=CN2[C@@H]2C[C@H](CO)C=C2)C(NC2CC2)=N1.NC1=NC2=C(N=CN2[C@@H]2C[C@H](CO)C=C2)C(NC2CC2)=N1 107.62 300 mg twice /day
Bortezomib CC(C)C[C@H](NC(=O)[C@H](CC1=CC=CC=C1)NC(=O)C1=CN=CC=N1)B(O)O 117.23 [52] 1.3 mg/12 hour
Metoprolol tartrate [H][C@](O)(C(O)=O)[C@@]([H])(O)C(O)=O.COCCC1=CC=C(OCC(O)CNC(C)C)C=C1.COCCC1=CC=C(OCC(O)CNC(C)C)C=C1 129.23 160 mg/day
Rifabutin CO[C@H]1\C=C\O[C@@]2(C)OC3=C(C)C(O)=C4C(O)=C(NC(=O)\C(C)=C/C=C/[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@@H](C)[C@H](OC(C)=O)[C@@H]1C)C1=C(N=C5C=C(C)C=CN15)C4=C3C2=O 145.19 60 mg/day
Ritonavir CC(C)C1=NC(=CS1)CN(C)C(=O)NC(C(C)C)C(=O)NC(CC2=CC=CC=C2)CC(C(CC3=CC=CC=C3)NC(=O)OCC4=CN=CS4)O 163.36 [54][56] 50 to 100 mg twice/day
Tetraethylene glycol C(COCCOCCOCCO)O 171.14 Clinical trials 2000 mg/day
Adenosine monophosphate C1=NC(=C2C(=N1)N(C=N2)C3C(C(C(O3)COP(=O)(O)O)O)O)N 178.32 500 mg/day
Lopinavir CC(C)[C@H](N1CCCNC1=O)C(=O)N[C@H](C[C@H](O)[C@H](CC1=CC=CC=C1)NC(=O)COC1=C(C)C=CC=C1C)CC1=CC=CC=C1 183.14 [55][56] 800 mg/day
Chloroquine phosphate OP(O)(O)=O.CCN(CC)CCCC(C)NC1=CC=NC2=CC(Cl)=CC=C12 189.35 [47] 500 mg / week
Atazanavir COC(=O)N[C@H](C(=O)N[C@@H](CC1=CC=CC=C1)[C@@H](O)CN(CC1=CC=C(C=C1)C1=CC=CC=N1)NC(=O)[C@@H](NC(=O)OC)C(C)(C)C)C(C)(C)C 195.57 400 mg / day
Remdesivir CCC(CC)COC(=O)[C@H](C)N[P@](=O)(OC[C@H]1O[C@](C#N)([C@H](O)[C@@H]1O)C1=CC=C2N1N=CN=C2N)OC1=CC=CC=C1 201.13 [51] 200 mg / day