B331133131323131133132233133313231333132313132322331333132313231123311311
>>
B33113313132313113313223313331323133313231313232233133313231323112331131
<<
B331133131323131133132233133313231333132313132322331333132313231123311313
>>
B331133131323131133132233133313231333132313132322331333132313231123311312
>>