B331133131323131133132233133313231323132333133313113313113313132322122331
>>
B33113313132313113313223313331323132313233313331311331311331313232212233
<<
B331133131323131133132233133313231323132333133313113313113313132322122333
>>
B331133131323131133132233133313231323132333133313113313113313132322122332
>>