B331133131323131133132233133313231333132233132313331333133313331333123312231
>>
B33113313132313113313223313331323133313223313231333133313331333133312331223
<<
B331133131323131133132233133313231333132233132313331333133313331333123312233
>>
B331133131323131133132233133313231333132233132313331333133313331333123312232
>>