Exact Mass: 221.9809
Exact Mass Matches: 221.9809
Found 4 metabolites which its exact mass value is equals to given mass value 221.9809,
within given mass tolerance error 4.0E-5 dalton. Try search metabolite list with more accurate mass tolerance error
8.0E-6 dalton.
4a,7a-dihydrothieno[2,3-f][1]benzothiole-4,8-dione
4a,7a-dihydrothieno[2,3-f][1]benzothiole-4,8-dione
