VERTCRS["Peru96",
    VDATUM["D_Peru96"],
    CS[vertical,1],
        AXIS["ellipsoidal height (h)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["Peru - onshore and offshore."],
        BBOX[-21.05,-84.68,-0.03,-68.67]],
    ID["ESRI",115766]]