B331133131323131133132233133313233313133313223313331323223313231333132322121121
  >>
   B33113313132313113313223313331323331313331322331333132322331323133313232212112
  <<
   B331133131323131133132233133313233313133313223313331323223313231333132322121123
  >>
 
 
 B331133131323131133132233133313233313133313223313331323223313231333132322121122
  >>