B3311331313231311331322331333131323132313133313331333132313113311
>>
B331133131323131133132233133313132313231313331333133313231311331
<<
B3311331313231311331322331333131323132313133313331333132313113313
>>
B3311331313231311331322331333131323132313133313331333132313113312
>>