@SuppressWarnings("unchecked")
		Hashtable getInfo() {
			Hashtable info = new Hashtable();
			info.put("number", new Integer(moleculeIndex + 1)); // for now
			info.put("modelNumber", new Integer(modelIndex + 1)); // for now
			info.put("numberInModel", new Integer(indexInModel + 1));
			info.put("nAtoms", new Integer(nAtoms));
			info.put("nElements", new Integer(nElements));
			info.put("mf", mf);
			return info;
		}