B3311331313231311331322331333132313231323331333131211113313331313211331
>>
B331133131323131133132233133313231323132333133313121111331333131321133
<<
B3311331313231311331322331333132313231323331333131211113313331313211333
>>
B3311331313231311331322331333132313231323331333131211113313331313211332
>>