B3311331313231311331322331333132313231323132313133313231333132322331313113311
>>
B331133131323131133132233133313231323132313231313331323133313232233131311331
<<
B3311331313231311331322331333132313231323132313133313231333132322331313113313
>>
B3311331313231311331322331333132313231323132313133313231333132322331313113312
>>