B331133131323131133132233133313231323132333133313113313231311331333112311
>>
B33113313132313113313223313331323132313233313331311331323131133133311231
<<
B331133131323131133132233133313231323132333133313113313231311331333112313
>>
B331133131323131133132233133313231323132333133313113313231311331333112312
>>