B3311331313231311331322331333131133132313131133133313232233132313231333212331
>>
B331133131323131133132233133313113313231313113313331323223313231323133321233
<<
B3311331313231311331322331333131133132313131133133313232233132313231333212333
>>
B3311331313231311331322331333131133132313131133133313232233132313231333212332
>>