COMPD_CS["SVY21 / Singapore TM + SHD height",
    PROJCS["SVY21 / Singapore TM",
        GEOGCS["SVY21",
            DATUM["SVY21",
                SPHEROID["WGS 84",6378137,298.257223563,
                    AUTHORITY["EPSG","7030"]],
                AUTHORITY["EPSG","6757"]],
            PRIMEM["Greenwich",0,
                AUTHORITY["EPSG","8901"]],
            UNIT["degree",0.0174532925199433,
                AUTHORITY["EPSG","9122"]],
            AUTHORITY["EPSG","4757"]],
        PROJECTION["Transverse_Mercator"],
        PARAMETER["latitude_of_origin",1.36666666666667],
        PARAMETER["central_meridian",103.833333333333],
        PARAMETER["scale_factor",1],
        PARAMETER["false_easting",28001.642],
        PARAMETER["false_northing",38744.572],
        UNIT["metre",1,
            AUTHORITY["EPSG","9001"]],
        AUTHORITY["EPSG","3414"]],
    VERT_CS["SHD height",
        VERT_DATUM["Singapore Height Datum",2005,
            AUTHORITY["EPSG","1140"]],
        UNIT["metre",1,
            AUTHORITY["EPSG","9001"]],
        AXIS["Gravity-related height",UP],
        AUTHORITY["EPSG","6916"]],
    AUTHORITY["EPSG","6927"]]