my $rexeg = ???? # this is what I am after

my ($m1) = '"hubba bubba"' =~ $regex;
print "ok\n" if $m1 eq 'hubba bubba';   # should print "ok"

my ($m2) = '"hubba \"bubba\""' =~ $regex;
print "ok\n" if $m2 eq 'hubba "bubba"';   # should also print "ok"