B331133131323131133132233133313113313233313233313331322331323132322331333132322121121
  >>
   B33113313132313113313223313331311331323331323331333132233132313232233133313232212112
  <<
   B331133131323131133132233133313113313233313233313331322331323132322331333132322121123
  >>
 
 
 B331133131323131133132233133313113313233313233313331322331323132322331333132322121122
  >>