B331133131323131133132233133313113313232313113313231333132313112131
>>
B33113313132313113313223313331311331323231311331323133313231311213
<<
B331133131323131133132233133313113313232313113313231333132313112133
>>
B331133131323131133132233133313113313232313113313231333132313112132
>>