D3313223323213233313232233132311211331323132322223313231333132231311   >>    D331322332321323331323223313231121133132313232222331323133313223131   <<    D3313223323213233313232233132311211331323132322223313231333132231313   >>      D3313223323213233313232233132311211331323132322223313231333132231312   >>