B331133131323131133132233133313231323331323133313133313231123311
>>
B33113313132313113313223313331323132333132313331313331323112331
<<
B331133131323131133132233133313231323331323133313133313231123313
>>
B331133131323131133132233133313231323331323133313133313231123312
>>