B331133131323131133132233133313231323132333133313111333132333132313311231211
>>
B33113313132313113313223313331323132313233313331311133313233313231331123121
<<
B331133131323131133132233133313231323132333133313111333132333132313311231213
>>
B331133131323131133132233133313231323132333133313111333132333132313311231212
>>