B331133131323131133132233133313231313231333132322331323133313232321311211331
>>
B33113313132313113313223313331323131323133313232233132313331323232131121133
<<
B331133131323131133132233133313231313231333132322331323133313232321311211333
>>
B331133131323131133132233133313231313231333132322331323133313232321311211332
>>