B331133131323131133132233133313231323133313331331121111331333132311213121121
>>
B33113313132313113313223313331323132313331333133112111133133313231121312112
<<
B331133131323131133132233133313231323133313331331121111331333132311213121123
>>
B331133131323131133132233133313231323133313331331121111331333132311213121122
>>