D121213233313223313111323131323133313232211233132313321323132313231131   >>    D12121323331322331311132313132313331323221123313231332132313231323113   <<    D121213233313223313111323131323133313232211233132313321323132313231133   >>      D121213233313223313111323131323133313232211233132313321323132313231132   >>