B3311331313231311331322331333132313331121131211111211111133131133132212231
>>
B331133131323131133132233133313231333112113121111121111113313113313221223
<<
B3311331313231311331322331333132313331121131211111211111133131133132212233
>>
B3311331313231311331322331333132313331121131211111211111133131133132212232
>>