my @multiKey1 = ("a","b");
my @stuff1 = ("1", "2", "3");

my @multiKey2 = ("c","d");
my @stuff2 = ("4", "5");

my @multiKey3 = ("e","f");
my @stuff3 = ("6", "7");

my %testHash = ( \@multiKey1 => \@stuff1, \@multiKey2 => \@stuff2, \@multiKey3 => \@stuff3);