B3311331313231311331322331333132313231333133313311211113313231211111313311
>>
B331133131323131133132233133313231323133313331331121111331323121111131331
<<
B3311331313231311331322331333132313231333133313311211113313231211111313313
>>
B3311331313231311331322331333132313231333133313311211113313231211111313312
>>