VERT_CS["GDM_2000",
    VERT_DATUM["D_GDM_2000",2002,
        AUTHORITY["ESRI","from_geogdatum_EPSG_6742"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Ellipsoidal height",UP],
    AUTHORITY["ESRI","115717"]]