B331133131323131133132233133313231323331323133313132313231323131123321
>>
B33113313132313113313223313331323132333132313331313231323132313112332
<<
B331133131323131133132233133313231323331323133313132313231323131123323
>>
B331133131323131133132233133313231323331323133313132313231323131123322
>>