http://dr5.lamost.org/v3/sas/fits/20140203/GAC064N21B1/spec-56692-GAC064N21B1_sp13-107.fits.gz
http://dr5.lamost.org/v3/sas/fits/20140203/GAC064N21B1/spec-56692-GAC064N21B1_sp13-107.fits.gz
http://dr5.lamost.org/v3/sas/fits/20140203/GAC064N21B1/spec-56692-GAC064N21B1_sp13-107.fits.gz
http://dr5.lamost.org/v3/sas/fits/20140203/GAC064N21B1/spec-56692-GAC064N21B1_sp13-107.fits.gz