B331133131323131133132233133313231333132212113313331333133313211232313231121121
>>
B33113313132313113313223313331323133313221211331333133313331321123231323112112
<<
B331133131323131133132233133313231333132212113313331333133313211232313231121123
>>
B331133131323131133132233133313231333132212113313331333133313211232313231121122
>>