function cdef = generic_lactose()

%% common informations
cdef.name = 'Lactose';     % that's my name, file name may be different
cdef.source.author = 'D. C. Fries AND S. T. Rao AND M. Sundaralingam';
cdef.source.title = 'Structural chemistry of carbohydrates. [...]';
cdef.source.more = 'Acta Crystallographica Section B, 1971, vol. 27';
%cdef.info = '';
cdef.isGeneric = 1;            % my keeper 'getCrystal' needs this

%% symmetry information
cdef.sym.defined = 3;                % monoclinic

%% lattice informations
cdef.lat.unit_angle = 'degree';      %
cdef.lat.unit_length = 'aengstroem'; %
cdef.lat.a = 7.982;
cdef.lat.b = 21.562;
cdef.lat.c = 4.824;
cdef.lat.alpha = 90;
cdef.lat.beta  = 109.57;
cdef.lat.gamma = 90;

%% Miller indices
cdef.millerDefined = [0 1 0;0 -1 0; 1 0 0; 0 -1 -1];
cdef.millerGeneric = [1 1 0; -1 -1 0; ...
                      0 1 -1; 0 0 1; ...
                      1 1 1; 1 1 -1; -1 -1 -1; 1 -1 -1];