D233123313113313132313232233132321133132212323132322132313231323111   >>    D23312331311331313231323223313232113313221232313232213231323132311   <<    D233123313113313132313232233132321133132212323132322132313231323113   >>      D233123313113313132313232233132321133132212323132322132313231323112   >>