D121213233313223313131232313132313232233132313331311331323132221   >>    D12121323331322331313123231313231323223313231333131133132313222   <<    D121213233313223313131232313132313232233132313331311331323132223   >>      D121213233313223313131232313132313232233132313331311331323132222   >>