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. Author manuscript; available in PMC: 2019 Dec 17.
Published in final edited form as: Chem Res Toxicol. 2018 Nov 19;31(12):1305–1314. doi: 10.1021/acs.chemrestox.8b00173

Table 1.

Comparison of Fragmentation Patterns of Adduct 595 for (A) the Unknown Analyte, (B) the Synthesized 4-OHBn-Val in an Incubated Blood Sample, and (C) the Synthesized 2-OHBn-Val in an Incubated Blood Sample.

Relative Intensity of Fragments m/z (%)
Sample RT (min) 358 373 390 417 445 489
A 17.75 16 65 100 13 98 21
B 17.78 17 48 100 9 73 16
C 18.58 2 0 59 0 6 100