http://dr5.lamost.org/v3/sas/fits/20170301/GAC101N53B2/spec-57814-GAC101N53B2_sp06-072.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170301/GAC101N53B2/spec-57814-GAC101N53B2_sp06-072.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170301/GAC101N53B2/spec-57814-GAC101N53B2_sp06-072.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170301/GAC101N53B2/spec-57814-GAC101N53B2_sp06-072.fits.gz