B331133131323131133132233133313223313113313223313331323133313221311311
>>
B33113313132313113313223313331322331311331322331333132313331322131131
<<
B331133131323131133132233133313223313113313223313331323133313221311313
>>
B331133131323131133132233133313223313113313223313331323133313221311312
>>