D3313223323213233313232233132311211331323132322223313233313231211   >>    D331322332321323331323223313231121133132313232222331323331323121   <<    D3313223323213233313232233132311211331323132322223313233313231213   >>      D3313223323213233313232233132311211331323132322223313233313231212   >>