B331133131323131133132233133313231323331323133313111333133311233131121221
>>
B33113313132313113313223313331323132333132313331311133313331123313112122
<<
B331133131323131133132233133313231323331323133313111333133311233131121223
>>
B331133131323131133132233133313231323331323133313111333133311233131121222
>>