B331133131121133132313123123231323132322331323231333132313231211111
>>
B33113313112113313231312312323132313232233132323133313231323121111
<<
B331133131121133132313123123231323132322331323231333132313231211113
>>
B331133131121133132313123123231323132322331323231333132313231211112
>>