B331133131323131133132233133313231333132233132313331333133313331333223313123311
>>
B33113313132313113313223313331323133313223313231333133313331333133322331312331
<<
B331133131323131133132233133313231333132233132313331333133313331333223313123313
>>
B331133131323131133132233133313231333132233132313331333133313331333223313123312
>>