B331133131323131133132233133313231313231333132322331333132323131111
>>
B33113313132313113313223313331323131323133313232233133313232313111
<<
B331133131323131133132233133313231313231333132322331333132323131113
>>
B331133131323131133132233133313231313231333132322331333132323131112
>>