D233123313113313132313231311112331323223313113313233313231322332321   >>    D23312331311331313231323131111233132322331311331323331323132233232   <<    D233123313113313132313231311112331323223313113313233313231322332323   >>      D233123313113313132313231311112331323223313113313233313231322332322   >>