NetCDF convert to CSV

I have below information from Netcdf file. How can i convert it to time series with date and HCC_GDS4_SFC for specific Lat and long.

Source:

C:\Users\sujan\Documents\2020_Papers\Data_Solar\2020_paper1\P5\ECMWF\ei.oper.an.sfc.regn128sc.hcc_188.201107.ghimire463266.nc

Format:

64bit

Global Attributes:

creation_date = 'Sat Dec 19 05:45:16 MST 2020'

NCL_Version = '6.6.2'

system = 'Linux casper34 3.10.0-1127.18.2.el7.x86_64 #1 SMP Sun Jul 26 15:27:06 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux'

Conventions = 'None'

grib_source = 'ei.oper.an.sfc.regn128sc.hcc_188.201107.ghimire463266.grb'

title = 'NCL: convert-GRIB-to-netCDF'

Dimensions:

initial_time0_hours = 124 (UNLIMITED)

g4_lat_1 = 256

g4_lon_2 = 512

ncl_strlen_0 = 18

Variables:

HCC_GDS4_SFC

Size: 512x256x124

Dimensions: g4_lon_2,g4_lat_1,initial_time0_hours

Datatype: single

Attributes:

forecast_time_units = 'hours'

forecast_time = 0

parameter_number = 188

parameter_table_version = 128

gds_grid_type = 4

level_indicator = 1

_FillValue = 1.000000020040877e+20

units = '(0 - 1)'

long_name = 'High cloud cover'

center = 'European Center for Medium-Range Weather Forecasts (RSMC)'

initial_time0_hours

Size: 124x1

Dimensions: initial_time0_hours

Datatype: double

Attributes:

units = 'hours since 1800-01-01 00:00'

long_name = 'initial time'

initial_time0_encoded

Size: 124x1

Dimensions: initial_time0_hours

Datatype: double

Attributes:

units = 'yyyymmddhh.hh_frac'

long_name = 'initial time encoded as double'

g4_lat_1

Size: 256x1

Dimensions: g4_lat_1

Datatype: single

Attributes:

La1 = 89.463

Lo1 = 0

La2 = -89.463

Lo2 = 359.297

Di = 0.70313

N = 128

units = 'degrees_north'

GridType = 'Gaussian Latitude/Longitude Grid'

long_name = 'latitude'

g4_lon_2

Size: 512x1

Dimensions: g4_lon_2

Datatype: single

Attributes:

La1 = 89.463

Lo1 = 0

La2 = -89.463

Lo2 = 359.297

Di = 0.70313

N = 128

units = 'degrees_east'

GridType = 'Gaussian Latitude/Longitude Grid'

long_name = 'longitude'

initial_time0

Size: 18x124

Dimensions: ncl_strlen_0,initial_time0_hours

Datatype: char

Attributes:

NCL_converted_from_type = 'string'

units = 'mm/dd/yyyy (hh:mm)'

long_name = 'Initial time of first record'

Variable names are:

HCC_GDS4_SFC

initial_time0_hours

initial_time0_encoded

g4_lat_1

g4_lon_2

initial_time0

>>

>>