# ------------------------------------------------------------
%Struct = ();
open (IN, "Abnova_Product_List.txt");
while(<IN>)
{ 
    chomp($_);
   ($Key,$Name,$Desc,$OneApp) = split(/\t/,$_);
   
   if (! exists $Struct{$Key})
   {
      $refArray = [$Name,$Desc,$OneApp];
      $Struct{$Key} = $refArray;
   }
   else
   {
      $refArray =  $Struct{$Key};
      push (@$refArray,$OneApp);
   }
}
close(IN);
open (OUT, ">Abnova_Products.txt");
foreach $Key (keys %Struct)
{
  $refArray = $Struct{$Key};  
  print OUT "K=$Key\t".join("\t",@$refArray)."\n";
}
close (OUT);