B331133131323131133132233133313231323223313231313331333132313111311
>>
B33113313132313113313223313331323132322331323131333133313231311131
<<
B331133131323131133132233133313231323223313231313331333132313111313
>>
B331133131323131133132233133313231323223313231313331333132313111312
>>