GZIP

    Codename: gzip

    Chemaxon's products are able to import and export GZIP compressed molecule files. At export, the molecule file format is specified as an export option.

    Examples:

    convert to format X with options Y, then GZIP it gzip:X:Y

    gzip:sdf Exports a gzipped SDfile.
    gzip:smiles:0 Exports gzipped SMILES without stereo information.

    Reference