B3311331313231311331322331333132313331322121133133313113313231333132313113311
>>
B331133131323131133132233133313231333132212113313331311331323133313231311331
<<
B3311331313231311331322331333132313331322121133133313113313231333132313113313
>>
B3311331313231311331322331333132313331322121133133313113313231333132313113312
>>