B3311331313231311331322331333132313231333133313311232313331311132313231311
>>
B331133131323131133132233133313231323133313331331123231333131113231323131
<<
B3311331313231311331322331333132313231333133313311232313331311132313231313
>>
B3311331313231311331322331333132313231333133313311232313331311132313231312
>>