PROJCS["unnamed",
    GEOGCS["WGS 84",
        DATUM["unknown",
            SPHEROID["WGS84",6378137,298.257223563]],
        PRIMEM["Greenwich",0],
        UNIT["degree",0.0174532925199433]],
    PROJECTION["Lambert_Conformal_Conic_2SP"],
    PARAMETER["standard_parallel_1",17.5],
    PARAMETER["standard_parallel_2",29.5],
    PARAMETER["latitude_of_origin",12],
    PARAMETER["central_meridian",-102],
    PARAMETER["false_easting",2500000],
    PARAMETER["false_northing",0]]