B331133131323131133132233133313132323132313233313231313133112121
>>
B33113313132313113313223313331313232313231323331323131313311212
<<
B331133131323131133132233133313132323132313233313231313133112123
>>
B331133131323131133132233133313132323132313233313231313133112122
>>