B331133131323131133132233133313113313231331123313231333132313231311211
>>
B33113313132313113313223313331311331323133112331323133313231323131121
<<
B331133131323131133132233133313113313231331123313231333132313231311213
>>
B331133131323131133132233133313113313231331123313231333132313231311212
>>