B331133131323131133132233133313231323133313331331121111331211111211113312121331
>>
B33113313132313113313223313331323132313331333133112111133121111121111331212133
<<
B331133131323131133132233133313231323133313331331121111331211111211113312121333
>>
B331133131323131133132233133313231323133313331331121111331211111211113312121332
>>