B331133131323131133132233133313231333132233132313331331121111331333132212322221
>>
B33113313132313113313223313331323133313223313231333133112111133133313221232222
<<
B331133131323131133132233133313231333132233132313331331121111331333132212322223
>>
B331133131323131133132233133313231333132233132313331331121111331333132212322222
>>