B3311331313231311331322331333132313331121131211111211113313331333132313312131
>>
B331133131323131133132233133313231333112113121111121111331333133313231331213
<<
B3311331313231311331322331333132313331121131211111211113313331333132313312133
>>
B3311331313231311331322331333132313331121131211111211113313331333132313312132
>>