D121213233313223313132322231323132313331323132233132313113313232213331   >>    D12121323331322331313232223132313231333132313223313231311331323221333   <<    D121213233313223313132322231323132313331323132233132313113313232213333   >>      D121213233313223313132322231323132313331323132233132313113313232213332   >>