D121213233313133313132321123231323331323233233313133313231313232233131   >>    D12121323331313331313232112323132333132323323331313331323131323223313   <<    D121213233313133313132321123231323331323233233313133313231313232233133   >>      D121213233313133313132321123231323331323233233313133313231313232233132   >>