B3311331313231311331322331333132313132313331311211331323132213111
>>
B331133131323131133132233133313231313231333131121133132313221311
<<
B3311331313231311331322331333132313132313331311211331323132213113
>>
B3311331313231311331322331333132313132313331311211331323132213112
>>