B331133131323131133132233133313231333132233132313331323132313331323222121311
>>
B33113313132313113313223313331323133313223313231333132313231333132322212131
<<
B331133131323131133132233133313231333132233132313331323132313331323222121313
>>
B331133131323131133132233133313231333132233132313331323132313331323222121312
>>