B3311331313231311331322331333132313331322331323133313331313132313331333133331
>>
B331133131323131133132233133313231333132233132313331333131313231333133313333
<<
B3311331313231311331322331333132313331322331323133313331313132313331333133333
>>
B3311331313231311331322331333132313331322331323133313331313132313331333133332
>>