B331133131323131133132233133313231333132233132313331323132312323133311111
>>
B33113313132313113313223313331323133313223313231333132313231232313331111
<<
B331133131323131133132233133313231333132233132313331323132312323133311113
>>
B331133131323131133132233133313231333132233132313331323132312323133311112
>>