B3311331313231311331322331333132313231323132313133313231333132322331323212331
>>
B331133131323131133132233133313231323132313231313331323133313232233132321233
<<
B3311331313231311331322331333132313231323132313133313231333132322331323212333
>>
B3311331313231311331322331333132313231323132313133313231333132322331323212332
>>