B3311331313231311331322331333132313231333133313311211113312111133131122311331
>>
B331133131323131133132233133313231323133313331331121111331211113313112231133
<<
B3311331313231311331322331333132313231333133313311211113312111133131122311333
>>
B3311331313231311331322331333132313231333133313311211113312111133131122311332
>>