@pytest.fixture(name='mol')
def test_molecule():
    smiles = 'CCN1CCc2c(C1)sc(NC(=O)Nc3ccc(Cl)cc3)c2C#N'
    return Chem.MolFromSmiles(smiles)
@pytest.fixture(name='mol')
def test_molecule():
    smiles = 'CCN1CCc2c(C1)sc(NC(=O)Nc3ccc(Cl)cc3)c2C#N'
    return Chem.MolFromSmiles(smiles)