B331133131323131133132233133313231323132333133313113313231311212121121
>>
B33113313132313113313223313331323132313233313331311331323131121212112
<<
B331133131323131133132233133313231323132333133313113313231311212121123
>>
B331133131323131133132233133313231323132333133313113313231311212121122
>>