B331133131323131133132233133313231333132212113313331333132313332311111
>>
B33113313132313113313223313331323133313221211331333133313231333231111
<<
B331133131323131133132233133313231333132212113313331333132313332311113
>>
B331133131323131133132233133313231333132212113313331333132313332311112
>>