B3311331313231311331322331333132313133313113313113313231333132212312331
>>
B331133131323131133132233133313231313331311331311331323133313221231233
<<
B3311331313231311331322331333132313133313113313113313231333132212312333
>>
B3311331313231311331322331333132313133313113313113313231333132212312332
>>