D33132213132132313231323132321323132313231323223313111323113231   >>    D3313221313213231323132313232132313231323132322331311132311323   <<    D33132213132132313231323132321323132313231323223313111323113233   >>      D33132213132132313231323132321323132313231323223313111323113232   >>