D112211231223323131232313232233131133132313231133132322132322131   >>    D11221123122332313123231323223313113313231323113313232213232213   <<    D112211231223323131232313232233131133132313231133132322132322133   >>      D112211231223323131232313232233131133132313231133132322132322132   >>