B331133131323131133132233133313231323133313331331121111133313331312111131
>>
B33113313132313113313223313331323132313331333133112111113331333131211113
<<
B331133131323131133132233133313231323133313331331121111133313331312111133
>>
B331133131323131133132233133313231323133313331331121111133313331312111132
>>