D121213233313223313132322231323132322132313232233131133132333131331123231   >>    D12121323331322331313232223132313232213231323223313113313233313133112323   <<    D121213233313223313132322231323132322132313232233131133132333131331123233   >>      D121213233313223313132322231323132322132313232233131133132333131331123232   >>