D3313223323213233313232233132311211331323133313331323313231323311   >>    D331322332321323331323223313231121133132313331333132331323132331   <<    D3313223323213233313232233132311211331323133313331323313231323313   >>      D3313223323213233313232233132311211331323133313331323313231323312   >>