B3311331313231311331322331333132313231333133313311211113312111133112111121131
>>
B331133131323131133132233133313231323133313331331121111331211113311211112113
<<
B3311331313231311331322331333132313231333133313311211113312111133112111121133
>>
B3311331313231311331322331333132313231333133313311211113312111133112111121132
>>