/**
		 * Traverse like in a the real fragmenter. The main purpose is to create a
		 * copy of of the old fragment
		 * 
		 * @param atomContainer
		 *            the atom container
		 * @param atom
		 *            the atom
		 * @param bondList
		 *            the bond list
		 * 
		 * @return the list< i bond>
		 */

		private List<IBond> traverse(IAtomContainer atomContainer, IAtom atom, List<IBond> bondList)
		{
			var connectedBonds = atomContainer.getConnectedBondsList(atom);

			foreach (var aBond in connectedBonds.ToWindowsEnumerable<IBond>())
			{
				if (bondList.Contains(aBond))
				{
					continue;
				}
				bondList.Add(aBond);
				var nextAtom = aBond.getConnectedAtom(atom);
				if (atomContainer.getConnectedAtomsCount(nextAtom) == 1)
				{
					continue;
				}
				traverse(atomContainer, nextAtom, bondList);
			}
			return bondList;
		}