B3311331313231311331322331333132313231313331333132313231323132313311311
>>
B331133131323131133132233133313231323131333133313231323132313231331131
<<
B3311331313231311331322331333132313231313331333132313231323132313311313
>>
B3311331313231311331322331333132313231313331333132313231323132313311312
>>