D3313221123132313231323233231323223313231323221333132322331311132311331   >>    D331322112313231323132323323132322331323132322133313232233131113231133   <<    D3313221123132313231323233231323223313231323221333132322331311132311333   >>      D3313221123132313231323233231323223313231323221333132322331311132311332   >>