B3311331313231311331322331333132323132313231333133313231323131211
>>
B331133131323131133132233133313232313231323133313331323132313121
<<
B3311331313231311331322331333132323132313231333133313231323131213
>>
B3311331313231311331322331333132323132313231333133313231323131212
>>