D331322332213233313233313232112323132321133132313133313223311231   >>    D33132233221323331323331323211232313232113313231313331322331123   <<    D331322332213233313233313232112323132321133132313133313223311233   >>      D331322332213233313233313232112323132321133132313133313223311232   >>