def list_multiprofile_file_variables():
    """ Return the list of variables in a netcdf multiprofile file.

        This is for files created by GDAC under <DAC>/<WMO>/<WMO>_prof.nc
    """
    return ['CONFIG_MISSION_NUMBER', 'CYCLE_NUMBER', 'DATA_CENTRE',
        'DATA_MODE', 'DATA_STATE_INDICATOR', 'DATA_TYPE', 'DATE_CREATION',
        'DATE_UPDATE', 'DC_REFERENCE', 'DIRECTION', 'FIRMWARE_VERSION',
        'FLOAT_SERIAL_NO', 'FORMAT_VERSION', 'HANDBOOK_VERSION',
        'HISTORY_ACTION', 'HISTORY_DATE', 'HISTORY_INSTITUTION',
        'HISTORY_PARAMETER', 'HISTORY_PREVIOUS_VALUE', 'HISTORY_QCTEST',
        'HISTORY_REFERENCE', 'HISTORY_SOFTWARE', 'HISTORY_SOFTWARE_RELEASE',
        'HISTORY_START_PRES', 'HISTORY_STEP', 'HISTORY_STOP_PRES', 'JULD',
        'JULD_LOCATION', 'JULD_QC', 'LATITUDE', 'LONGITUDE', 'PARAMETER',
        'PI_NAME', 'PLATFORM_NUMBER', 'PLATFORM_TYPE', 'POSITIONING_SYSTEM',
        'POSITION_QC', 'PRES', 'PRES_ADJUSTED', 'PRES_ADJUSTED_ERROR',
        'PRES_ADJUSTED_QC', 'PRES_QC', 'PROFILE_PRES_QC', 'PROFILE_PSAL_QC',
        'PROFILE_TEMP_QC', 'PROJECT_NAME', 'PSAL', 'PSAL_ADJUSTED',
        'PSAL_ADJUSTED_ERROR', 'PSAL_ADJUSTED_QC', 'PSAL_QC',
        'REFERENCE_DATE_TIME', 'SCIENTIFIC_CALIB_COEFFICIENT',
        'SCIENTIFIC_CALIB_COMMENT', 'SCIENTIFIC_CALIB_DATE',
        'SCIENTIFIC_CALIB_EQUATION', 'STATION_PARAMETERS', 'TEMP',
        'TEMP_ADJUSTED', 'TEMP_ADJUSTED_ERROR', 'TEMP_ADJUSTED_QC',
        'TEMP_QC', 'VERTICAL_SAMPLING_SCHEME', 'WMO_INST_TYPE']
