the program compt read the dictionary and sort the peroxy radicals 
into the various classes of RO2 (primary, substitued, ...).  The 
program provides as output a file for each class of RO2 in which the 
RO2 that belong to the class are listed.

to run compt :
- compile the program (make)
- copy the dictionary (fort.7) from the "RUN" directory
- run "compt"