D233313231211211331323223313112113313231323221311331323133313232211   >>    D23331323121121133132322331311211331323132322131133132313331323221   <<    D233313231211211331323223313112113313231323221311331323133313232213   >>      D233313231211211331323223313112113313231323221311331323133313232212   >>