B331133131323131133132233133313231323133313331331121111133313231123311211331
>>
B33113313132313113313223313331323132313331333133112111113331323112331121133
<<
B331133131323131133132233133313231323133313331331121111133313231123311211333
>>
B331133131323131133132233133313231323133313331331121111133313231123311211332
>>