D121213233313223313132322231323132322132313232233131333132333321   >>    D12121323331322331313232223132313232213231323223313133313233332   <<    D121213233313223313132322231323132322132313232233131333132333323   >>      D121213233313223313132322231323132322132313232233131333132333322   >>