B3311331313231311331322331333132313231333133313311211111333132332331
>>
B331133131323131133132233133313231323133313331331121111133313233233
<<
B3311331313231311331322331333132313231333133313311211111333132332333
>>
B3311331313231311331322331333132313231333133313311211111333132332332
>>