C3121113331313231323132333131313231323131323223313233313232321111
  >>
   C312111333131323132313233313131323132313132322331323331323232111
  <<
   C3121113331313231323132333131313231323131323223313233313232321113
  >>
 
 
 C3121113331313231323132333131313231323131323223313233313232321112
  >>