B331133131323131133132233133313231323132313231313331323133313231322212111
>>
B33113313132313113313223313331323132313231323131333132313331323132221211
<<
B331133131323131133132233133313231323132313231313331323133313231322212113
>>
B331133131323131133132233133313231323132313231313331323133313231322212112
>>