D2333132312112113313232233131121133132313232213113313231323221121231   >>    D233313231211211331323223313112113313231323221311331323132322112123   <<    D2333132312112113313232233131121133132313232213113313231323221121233   >>      D2333132312112113313232233131121133132313232213113313231323221121232   >>