B331133131323131133132233133313231323331323133313113313233313222322331
>>
B33113313132313113313223313331323132333132313331311331323331322232233
<<
B331133131323131133132233133313231323331323133313113313233313222322333
>>
B331133131323131133132233133313231323331323133313113313233313222322332
>>