Substances: 1-Hydroxy-Benzotriazole (ASOKPJOREAFHNY-UHFFFAOYSA-N) 3-5-Diiodo-L-tyrosine (NYPYHUZRZVSYKL-ZETCQYMHSA-N) AMDOPH (IRTZMJWVZQYURE-UHFFFAOYSA-N) Keywords: MetFrag monitoring