D121212121213132322331323323132313231333132333131133132322132311311   >>    D12121212121313232233132332313231323133313233313113313232213231131   <<    D121212121213132322331323323132313231333132333131133132322132311313   >>      D121212121213132322331323323132313231333132333131133132322132311312   >>