B331133131323131133132233133313231323133313331331121111331323133312111133121311
>>
B33113313132313113313223313331323132313331333133112111133132313331211113312131
<<
B331133131323131133132233133313231323133313331331121111331323133312111133121313
>>
B331133131323131133132233133313231323133313331331121111331323133312111133121312
>>