final IAtomContainer selection = renderModel.getSelection().getConnectedAtomContainer();
if(selection!=null){
final IChemObjectBuilder bldr = selection.getBuilder();
IChemModel selectionModel = bldr.newInstance(IChemModel.class);
selectionModel.setMoleculeSet(bldr.newInstance(IAtomContainerSet.class));
selectionModel.getMoleculeSet().addAtomContainer(selection);
sysClip.setContents(new SmilesSelection(CreateSmilesAction.getSmiles(selectionModel)), null);
}else{
sysClip.setContents(new SmilesSelection(CreateSmilesAction.getSmiles(chemModel)),null);