B331133131323131133132233133313231323133313331331121111121111331333131331
>>
B33113313132313113313223313331323132313331333133112111112111133133313133
<<
B331133131323131133132233133313231323133313331331121111121111331333131333
>>
B331133131323131133132233133313231323133313331331121111121111331333131332
>>