B3311331313231311331322331333132313133313113313113313231333132313232231
>>
B331133131323131133132233133313231313331311331311331323133313231323223
<<
B3311331313231311331322331333132313133313113313113313231333132313232233
>>
B3311331313231311331322331333132313133313113313113313231333132313232232
>>