D121213233313133313132321123231323331323233233313133313231313232233111   >>    D12121323331313331313232112323132333132323323331313331323131323223311   <<    D121213233313133313132321123231323331323233233313133313231313232233113   >>      D121213233313133313132321123231323331323233233313133313231313232233112   >>