B331133131323131133132233133313231323331323331311331313231333132311212331
>>
B33113313132313113313223313331323132333132333131133131323133313231121233
<<
B331133131323131133132233133313231323331323331311331313231333132311212333
>>
B331133131323131133132233133313231323331323331311331313231333132311212332
>>