B331133131323131133132233133313231323133313331331121111331333132313122111
>>
B33113313132313113313223313331323132313331333133112111133133313231312211
<<
B331133131323131133132233133313231323133313331331121111331333132313122113
>>
B331133131323131133132233133313231323133313331331121111331333132313122112
>>