B331133131323131133132233133313231333132233132313331333131313231311332331
>>
B33113313132313113313223313331323133313223313231333133313131323131133233
<<
B331133131323131133132233133313231333132233132313331333131313231311332333
>>
B331133131323131133132233133313231333132233132313331333131313231311332332
>>