D121212121213132322331323323132333131323133313132321133132313233313223311   >>    D12121212121313232233132332313233313132313331313232113313231323331322331   <<    D121212121213132322331323323132333131323133313132321133132313233313223313   >>      D121212121213132322331323323132333131323133313132321133132313233313223312   >>