B3311331313231311331322331333132313331322121133133313231333131333132311111
>>
B331133131323131133132233133313231333132212113313331323133313133313231111
<<
B3311331313231311331322331333132313331322121133133313231333131333132311113
>>
B3311331313231311331322331333132313331322121133133313231333131333132311112
>>