$ perl -c Prueba3.pm
Missing right curly or square bracket at Prueba3.pm line 16, at end of line
  (Might be a runaway multi-line {} string starting on line 3)
syntax error at Prueba3.pm line 16, at EOF
Prueba3.pm had compilation errors.
$ perl -v
This is perl, v5.8.8 built for i486-linux-gnu-thread-multi