B331133131323131133132233133313231323132333133313113313113313231131323111
>>
B33113313132313113313223313331323132313233313331311331311331323113132311
<<
B331133131323131133132233133313231323132333133313113313113313231131323113
>>
B331133131323131133132233133313231323132333133313113313113313231131323112
>>