B331133131323131133132233133313231323132333133313112133313231333132323312111
>>
B33113313132313113313223313331323132313233313331311213331323133313232331211
<<
B331133131323131133132233133313231323132333133313112133313231333132323312113
>>
B331133131323131133132233133313231323132333133313112133313231333132323312112
>>