B331133131323131133132233133313231323132333133313113313332111111
>>
B33113313132313113313223313331323132313233313331311331333211111
<<
B331133131323131133132233133313231323132333133313113313332111113
>>
B331133131323131133132233133313231323132333133313113313332111112
>>