B331133131323131133132233133313231323331323331311331313231333132311112331
>>
B33113313132313113313223313331323132333132333131133131323133313231111233
<<
B331133131323131133132233133313231323331323331311331313231333132311112333
>>
B331133131323131133132233133313231323331323331311331313231333132311112332
>>