B3311331313231311331322331333132313331322331323133313331311313231311
>>
B331133131323131133132233133313231333132233132313331333131131323131
<<
B3311331313231311331322331333132313331322331323133313331311313231313
>>
B3311331313231311331322331333132313331322331323133313331311313231312
>>