B331133131323131133132233133313231323331323133313111333133311233131121131221
>>
B33113313132313113313223313331323132333132313331311133313331123313112113122
<<
B331133131323131133132233133313231323331323133313111333133311233131121131223
>>
B331133131323131133132233133313231323331323133313111333133311233131121131222
>>