@Test
public void testManuallyCentreActive() throws Exception {

    IReactionProcess type = new RadicalSiteHrDeltaReaction();
    IAtomContainerSet setOfReactants = getExampleReactants();
    IAtomContainer molecule = setOfReactants.getAtomContainer(0);
    molecule.getAtom(6).setFlag(CDKConstants.REACTIVE_CENTER, true);
    molecule.getAtom(0).setFlag(CDKConstants.REACTIVE_CENTER, true);
    molecule.getAtom(7).setFlag(CDKConstants.REACTIVE_CENTER, true);
    molecule.getBond(6).setFlag(CDKConstants.REACTIVE_CENTER, true);
    List<IParameterReact> paramList = new ArrayList<IParameterReact>();
    IParameterReact param = new SetReactionCenter();
    param.setParameter(Boolean.TRUE);
    paramList.add(param);
    type.setParameterList(paramList);
    IReactionSet setOfReactions = type.initiate(setOfReactants, null);
    Assert.assertEquals(1, setOfReactions.getReactionCount());
    Assert.assertEquals(1, setOfReactions.getReaction(0).getProductCount());
    IAtomContainer product = setOfReactions.getReaction(0).getProducts().getAtomContainer(0);
    IAtomContainer molecule2 = getExpectedProducts().getAtomContainer(0);
    assertEquals(molecule2, product);
}