scripts/cif_validate: tests/cases/cif_validate_021.inp data_standard_uncertainties: NOTE, data item '_chemical_formula_weight_meas' value '133(7)' is not permitted to contain the appended standard uncertainty value '(7)'.
scripts/cif_validate: tests/cases/cif_validate_021.inp data_standard_uncertainties: NOTE, data item '_diffrn_standards_number' value '3 (\=500), (004) and (131)' violates type constraints -- the value should be a numerically interpretable string, e.g. '42', '42.00', '4200E-2'.
scripts/cif_validate: tests/cases/cif_validate_021.inp data_standard_uncertainties: NOTE, data item '_exptl_crystal_density_diffrn' value '10.42(12)' is not permitted to contain the appended standard uncertainty value '(12)'.
