B3311331313231311331322331333132313231313133313331333132313223111
>>
B331133131323131133132233133313231323131313331333133313231322311
<<
B3311331313231311331322331333132313231313133313331333132313223113
>>
B3311331313231311331322331333132313231313133313331333132313223112
>>