B3311331313231311331322331333132313231333133313311211111133132313332132321
>>
B331133131323131133132233133313231323133313331331121111113313231333213232
<<
B3311331313231311331322331333132313231333133313311211111133132313332132323
>>
B3311331313231311331322331333132313231333133313311211111133132313332132322
>>