B3311331313231311331322331333132313231323132313133313231333131331123231
>>
B331133131323131133132233133313231323132313231313331323133313133112323
<<
B3311331313231311331322331333132313231323132313133313231333131331123233
>>
B3311331313231311331322331333132313231323132313133313231333131331123232
>>