B3311331313231311331322331333132313331323133313233313331333133313333231311
>>
B331133131323131133132233133313231333132313331323331333133313331333323131
<<
B3311331313231311331322331333132313331323133313233313331333133313333231313
>>
B3311331313231311331322331333132313331323133313233313331333133313333231312
>>