sdf_add_cod_data(1) on Linux
The text 5972ae64b78d, as Debian 10 (Buster) shipped it.
Append COD-specific meta-information to an SDF file in a format suitable for PubChem. USAGE: sdf_add_cod_data --options --cod-cif cod-input.cif file1.sdf USAGE: sdf_add_cod_data --options --cod-cif cod-input.cif file1.sdf > output.sdf USAGE: sdf_add_cod_data --options --cod-cif cod-input.cif < file1.sdf > output.sdf