B3311331313231311331322331333131133132313131133133313231333132312131
>>
B331133131323131133132233133313113313231313113313331323133313231213
<<
B3311331313231311331322331333131133132313131133133313231333132312133
>>
B3311331313231311331322331333131133132313131133133313231333132312132
>>