## Endpoint to Predict
- Endpoint scope: assay
- Measurement type: Inhibition
- Label type: binary
- Binary semantics: activity
- Assay description: Antimicrobial activity against Human cytomegalovirus AD169 infected in HELF assessed as inhibition of viral replication at 1 uM measured after 6 days post-infection
- Assay organism: Human betaherpesvirus 5
- Target name: Human betaherpesvirus 5
- Target type: ORGANISM
- Target organism: Human betaherpesvirus 5

## Reference Molecule A
- Canonical SMILES: Cc1cn([C@H]2C[C@H](OP(O)(O)=S)[C@@H](COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3CO)O2)c(=O)[nH]c1=O
- Properties:
- ChEMBL ID: CHEMBL1255955
- Molecule type: Small molecule
- Molecular weight: 7954.36
- Heavy atoms: 499
- Hydrogen bond donors: 66
- Hydrogen bond acceptors: 170
- TPSA: 2932.83
- LogP: -17.92
- Rotatable bonds: 142
- Ring count: 54
- Aromatic rings: 30
- Formal charge: 0
- Fraction Csp3: 0.57
- QED: 0.02

## Known Reference Result on This Endpoint
- Molecule A clean result: activity label = 0
- This result is provided as context for predicting Molecule B on the same endpoint.

## Reference Molecule A Other ChEMBL Evidence
- type Inhibition; units %; comment Not Active

## Query Molecule B
- Canonical SMILES: Cc1cn([C@H]2C[C@H](OP(O)(O)=S)[C@@H](COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(N)nc4=O)O[C@@H]3COP(O)(=S)O[C@H]3C[C@H](n4cc(C)c(=O)[nH]c4=O)O[C@@H]3CO)O2)c(=O)[nH]c1=O
- Properties:
- ChEMBL ID: CHEMBL1255953
- Molecule type: Small molecule
- Molecular weight: 6952.55
- Heavy atoms: 436
- Hydrogen bond donors: 58
- Hydrogen bond acceptors: 149
- TPSA: 2569.53
- LogP: -16.04
- Rotatable bonds: 124
- Ring count: 47
- Aromatic rings: 26
- Formal charge: 0
- Fraction Csp3: 0.57
- QED: 0.02

## Molecule Similarity
- Weighted Tanimoto: 1

Answer: 0