D331322332213233313233313232112323132321133132313133313231231221   >>    D33132233221323331323331323211232313232113313231313331323123122   <<    D331322332213233313233313232112323132321133132313133313231231223   >>      D331322332213233313233313232112323132321133132313133313231231222   >>