COMPD_CS["Cadastre 1997 geographiques (dms) et SHOM 1953 (MAYOTTE)",
    GEOGCS["Cadastre 1997 geographiques (dms)",
        DATUM["CADASTRE 1997",
            SPHEROID["International 1924",6378388,297,
                AUTHORITY["EPSG","7022"]],
            AUTHORITY["IGNF","REG7010001"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["IGNF","CAD97G"]],
    VERT_CS["SHOM 1953 (MAYOTTE)",
        VERT_DATUM["SHOM 1953 (MAYOTTE)",2005,
            AUTHORITY["IGNF","REA038"]],
        UNIT["metre",1,
            AUTHORITY["EPSG","9001"]],
        AXIS["Gravity-related height",UP],
        AUTHORITY["IGNF","MAYO53"]],
    AUTHORITY["IGNF","CAD97G.MAYO53"]]