D33132211231323132313232332313232233132313232213331323223313111111   >>    D3313221123132313231323233231323223313231323221333132322331311111   <<    D33132211231323132313232332313232233132313232213331323223313111113   >>      D33132211231323132313232332313232233132313232213331323223313111112   >>