http://dr5.lamost.org/v3/sas/fits/20151211/HD074853N181124V01/spec-57368-HD074853N181124V01_sp06-124.fits.gz
http://dr5.lamost.org/v3/sas/fits/20151211/HD074853N181124V01/spec-57368-HD074853N181124V01_sp02-036.fits.gz
http://dr5.lamost.org/v3/sas/fits/20151211/HD074853N181124V01/spec-57368-HD074853N181124V01_sp02-036.fits.gz
http://dr5.lamost.org/v3/sas/fits/20151211/HD074853N181124V01/spec-57368-HD074853N181124V01_sp02-036.fits.gz