B331133131323131133132233133313231323331323321333133313231333131121133132211311
>>
B33113313132313113313223313331323132333132332133313331323133313112113313221131
<<
B331133131323131133132233133313231323331323321333133313231333131121133132211313
>>
B331133131323131133132233133313231323331323321333133313231333131121133132211312
>>