B3311331313231311331322331333132313231323132313133313231333132322111111
>>
B331133131323131133132233133313231323132313231313331323133313232211111
<<
B3311331313231311331322331333132313231323132313133313231333132322111113
>>
B3311331313231311331322331333132313231323132313133313231333132322111112
>>