B3311331313231311331322331333132313231333133313311232313231323221212311
>>
B331133131323131133132233133313231323133313331331123231323132322121231
<<
B3311331313231311331322331333132313231333133313311232313231323221212313
>>
B3311331313231311331322331333132313231333133313311232313231323221212312
>>