c:\@Work\Perl\monks>perl -wMstrict -MData::Dump -le
"my %globize = ('=' => '={',  ':' => '}:{',  '' => '}');
 ;;
 my $globule = 'Prefix2=A:b,c:1,2';
 $globule =~ s{ ([=:] | \z) }{$globize{$1}}xmsg;
 print qq{'$globule'};
 ;;
 my @globs = glob $globule;
 dd \@globs;
"
'Prefix2={A}:{b,c}:{1,2}'
[
  "Prefix2=A:b:1",
  "Prefix2=A:b:2",
  "Prefix2=A:c:1",
  "Prefix2=A:c:2",
]