G121323131313232233131323223313232233132313132313331213311
  >>
   G12132313131323223313132322331323223313231313231333121331
  <<
   G121323131313232233131323223313232233132313132313331213313
  >>
 
 
 G121323131313232233131323223313232233132313132313331213312
  >>