D21231323113313132313232233131121133132313232212113313232213231323223321   >>    D2123132311331313231323223313112113313231323221211331323221323132322332   <<    D21231323113313132313232233131121133132313232212113313232213231323223323   >>      D21231323113313132313232233131121133132313232212113313232213231323223322   >>