B3311331313231311331322331333132313331322121133133313331323131211113321111331
>>
B331133131323131133132233133313231333132212113313331333132313121111332111133
<<
B3311331313231311331322331333132313331322121133133313331323131211113321111333
>>
B3311331313231311331322331333132313331322121133133313331323131211113321111332
>>