C3121113331313231323132333131313231323131323223313233313232113311
  >>
   C312111333131323132313233313131323132313132322331323331323211331
  <<
   C3121113331313231323132333131313231323131323223313233313232113313
  >>
 
 
 C3121113331313231323132333131313231323131323223313233313232113312
  >>