D3313223323213233313232233132311211331323133313331323132313331333221311   >>    D331322332321323331323223313231121133132313331333132313231333133322131   <<    D3313223323213233313232233132311211331323133313331323132313331333221313   >>      D3313223323213233313232233132311211331323133313331323132313331333221312   >>