B331133131323131133132233133313231333132233132313331333133112331312313331
>>
B33113313132313113313223313331323133313223313231333133313311233131231333
<<
B331133131323131133132233133313231333132233132313331333133112331312313333
>>
B331133131323131133132233133313231333132233132313331333133112331312313332
>>