B331133131323131133132233133313113313231123313231333133313231311331131
>>
B33113313132313113313223313331311331323112331323133313331323131133113
<<
B331133131323131133132233133313113313231123313231333133313231311331133
>>
B331133131323131133132233133313113313231123313231333133313231311331132
>>