public IRing addPhenyl(IBond bond, boolean phantom) {
IAtomContainer sharedAtoms = bond.getBuilder().newInstance(IAtomContainer.class);
IAtom firstAtom = bond.getAtom(0); // Assumes two-atom bonds only
IAtom secondAtom = bond.getAtom(1);
sharedAtoms.addAtom(firstAtom);
sharedAtoms.addAtom(secondAtom);
sharedAtoms.addBond(bond);
IAtomContainer sourceContainer = ChemModelManipulator
.getRelevantAtomContainer(chemModel, firstAtom);
Point2d sharedAtomsCenter = GeometryTools.get2DCenter(sharedAtoms);