## Endpoint to Predict
- Endpoint scope: assay
- Measurement type: Activity
- Label type: binary
- Binary semantics: activity
- Assay description: Stimulation of immune response in human PBMC assessed as induction of IFN-gamma production at 150 ug/ml after 24 hrs
- Assay organism: Homo sapiens
- Assay cell type: PBMC
- Target name: PBMC
- Target type: CELL-LINE
- Target organism: Homo sapiens

## Reference Molecule A
- Canonical SMILES: Nc1ccn([C@@H]2O[C@H](COP(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(=O)[nH]c4=O)O[C@@H]3CO)[C@@H](OP(O)(=S)OC[C@H]3O[C@@H](n4ccc(=O)[nH]c4=O)[C@H](O)[C@@H]3OP(O)(=S)OC[C@H]3O[C@@H](n4cnc5c(=O)[nH]c(N)nc54)[C@H](O)[C@@H]3OP(O)(=S)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)[C@H](O)[C@@H]3OP(O)(=S)OC[C@H]3O[C@@H](n4ccc(=O)[nH]c4=O)[C@H](O)[C@@H]3OP(O)(=S)OC[C@H]3O[C@@H](n4ccc(=O)[nH]c4=O)[C@H](O)[C@@H]3OP(O)(=S)OC[C@H]3O[C@@H](n4cnc5c(=O)[nH]c(N)nc54)[C@H](O)[C@@H]3OP(O)(=S)OC[C@H]3O[C@@H](n4ccc(=O)[nH]c4=O)[C@H](O)[C@@H]3OP(O)(=S)OC[C@H]3O[C@@H](n4cnc5c(=O)[nH]c(N)nc54)[C@H](O)[C@@H]3OP(O)(=S)OCC(O)COP(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(=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(=O)[nH]c4=O)O[C@@H]3COP(O)(=S)O[C@H]3[C@@H](O)[C@H](n4ccc(=O)[nH]c4=O)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]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(=O)[nH]c4=O)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]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(=O)[nH]c4=O)O[C@@H]3CO)[C@H]2O)c(=O)n1
- Properties:
- ChEMBL ID: CHEMBL552881
- Molecule type: Small molecule
- Molecular weight: 7489.66
- Heavy atoms: 470
- Hydrogen bond donors: 77
- Hydrogen bond acceptors: 177
- TPSA: 3068.95
- LogP: -33.79
- Rotatable bonds: 134
- Ring count: 52
- Aromatic rings: 30
- Formal charge: 0
- Fraction Csp3: 0.54
- QED: 0.02

## Known Reference Result on This Endpoint
- Molecule A clean result: activity label = 1
- This result is provided as context for predicting Molecule B on the same endpoint.

## Reference Molecule A Other ChEMBL Evidence
- type Activity; comment Active

## Query Molecule B
- Canonical SMILES: Nc1ccn([C@@H]2O[C@H](COP(=O)(S)O[C@H]3[C@@H](O)[C@H](n4ccc(=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]3[C@@H](O)[C@H](n4ccc(=O)[nH]c4=O)O[C@@H]3COP(=O)(S)O[C@H]3[C@@H](O)[C@H](n4ccc(=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(=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)OCC(O)COP(=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(=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(=O)[nH]c4=O)O[C@@H]3COP(=O)(S)O[C@H]3[C@@H](O)[C@H](n4ccc(=O)[nH]c4=O)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]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(=O)[nH]c4=O)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]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(=O)[nH]c4=O)O[C@@H]3CO)[C@@H](OP(=O)(S)OC[C@H]3O[C@@H](n4cnc5c(=O)[nH]c(N)nc54)[C@H](O)[C@@H]3OP(=O)(S)OC[C@H]3O[C@@H](n4ccc(=O)[nH]c4=O)[C@H](O)[C@@H]3OP(=O)(O)S)[C@@H]2O)c(=O)n1
- Properties:
- ChEMBL ID: CHEMBL3559402
- Molecule type: Small molecule
- Molecular weight: 7585.7
- Heavy atoms: 474
- Hydrogen bond donors: 78
- Hydrogen bond acceptors: 178
- TPSA: 3025.73
- LogP: -14.68
- Rotatable bonds: 136
- Ring count: 52
- Aromatic rings: 30
- Formal charge: 0
- Fraction Csp3: 0.54
- QED: 0.01

## Molecule Similarity
- Weighted Tanimoto: 0.83

Answer: 1