my $characters = { Bink => { Name => 'Bink', book => 'M1, M2, m3, m4, 6, m7, M9, m11, m13, 14, 17, m19, m21, M22, m23, m31, 35, 36, m37, m40, m41', }, Quan => { Name => 'Quan', book => '0', }, };