B3311331313231311331322331333132313231323331333131133132313113313113323311311
>>
B331133131323131133132233133313231323132333133313113313231311331311332331131
<<
B3311331313231311331322331333132313231323331333131133132313113313113323311313
>>
B3311331313231311331322331333132313231323331333131133132313113313113323311312
>>