B3311331313231311331322331333132313231333133313311211113313331333112211332321
>>
B331133131323131133132233133313231323133313331331121111331333133311221133232
<<
B3311331313231311331322331333132313231333133313311211113313331333112211332323
>>
B3311331313231311331322331333132313231333133313311211113313331333112211332322
>>