B3311331313231311331322331333132313331322121133133313113313231322331131
>>
B331133131323131133132233133313231333132212113313331311331323132233113
<<
B3311331313231311331322331333132313331322121133133313113313231322331133
>>
B3311331313231311331322331333132313331322121133133313113313231322331132
>>