## Endpoint to Predict
- Endpoint scope: assay
- Measurement type: Activity
- Label type: binary
- Binary semantics: activity
- Assay description: Binding affinity to 3'-r(CUUCCAGUUACAUAGAGA)-5' RNA assessed as fluorescence quenching by spectrophotometry
- Target name: Nucleic Acid
- Target type: NUCLEIC-ACID

## Reference Molecule A
- Canonical SMILES: Cc1cn([C@H]2C[C@H](OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(N)ncnc54)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(N)ncnc54)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H](Cn3cnc4cc5c(N)ncnc5nc43)OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(=O)[nH]c(N)nc54)C[C@@H]3OP(=O)(O)CC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(N)ncnc54)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3O)[C@@H](COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(N)ncnc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(N)ncnc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3CO)O2)c(=O)nc1N
- Properties:
- ChEMBL ID: CHEMBL1945535
- Molecule type: Small molecule
- Molecular weight: 5817.9
- Heavy atoms: 388
- Hydrogen bond donors: 43
- Hydrogen bond acceptors: 137
- TPSA: 2514.01
- LogP: -4.11
- Rotatable bonds: 111
- Ring count: 48
- Aromatic rings: 30
- Formal charge: 0
- Fraction Csp3: 0.53
- 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: Cc1cn([C@H]2C[C@H](OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(N)ncnc54)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(N)ncnc54)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H](Cn3cnc4cc5c(N)nc(N)nc5nc43)OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(=O)[nH]c(N)nc54)C[C@@H]3OP(=O)(O)CC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cnc5c(N)ncnc54)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4ccc(N)nc4=O)C[C@@H]3OP(=O)(O)OC[C@H]3O[C@@H](n4cc(C)c(=O)[nH]c4=O)C[C@@H]3O)[C@@H](COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(N)ncnc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(N)ncnc54)O[C@@H]3COP(=O)(O)O[C@H]3C[C@H](n4cnc5c(=O)[nH]c(N)nc54)O[C@@H]3CO)O2)c(=O)nc1N
- Properties:
- ChEMBL ID: CHEMBL1945528
- Molecule type: Small molecule
- Molecular weight: 5832.91
- Heavy atoms: 389
- Hydrogen bond donors: 44
- Hydrogen bond acceptors: 138
- TPSA: 2540.03
- LogP: -4.52
- Rotatable bonds: 111
- Ring count: 48
- Aromatic rings: 30
- Formal charge: 0
- Fraction Csp3: 0.53
- QED: 0.02

## Molecule Similarity
- Weighted Tanimoto: 0.94

Answer: 1