my @F = split /\s*=\s*/;
    
    push @rows, [map {
        my %x = (field => $F[$_ - 1], value => $F[$_]);
        $x{field} =~ s/.*\s+(\S+)$/$1/ unless $_ == 1;
        $x{value} =~ s/\s*\S+$// unless $_ == $#F;
        \%x;
    } 1 .. $#F];