D233313231211211331323223313112113313231323221311331323133313231322311   >>    D23331323121121133132322331311211331323132322131133132313331323132231   <<    D233313231211211331323223313112113313231323221311331323133313231322313   >>      D233313231211211331323223313112113313231323221311331323133313231322312   >>