B331133131323131133132233133313231323331323133313111333131133132313113313221111
>>
B33113313132313113313223313331323132333132313331311133313113313231311331322111
<<
B331133131323131133132233133313231323331323133313111333131133132313113313221113
>>
B331133131323131133132233133313231323331323133313111333131133132313113313221112
>>