B331133131323131133132233133313231323132333133313111333132313231323311211
>>
B33113313132313113313223313331323132313233313331311133313231323132331121
<<
B331133131323131133132233133313231323132333133313111333132313231323311213
>>
B331133131323131133132233133313231323132333133313111333132313231323311212
>>