B3311331313231311331322331333132313232233132313133313331323132313132213233311
>>
B331133131323131133132233133313231323223313231313331333132313231313221323331
<<
B3311331313231311331322331333132313232233132313133313331323132313132213233313
>>
B3311331313231311331322331333132313232233132313133313331323132313132213233312
>>