B331133131323131133132233133313231323131323233313232332313233311
>>
B33113313132313113313223313331323132313132323331323233231323331
<<
B331133131323131133132233133313231323131323233313232332313233313
>>
B331133131323131133132233133313231323131323233313232332313233312
>>