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. 2018 Dec 21;20(1):25. doi: 10.3390/ijms20010025

Table 1.

Identification of EPE3k by UPLC-QTOF-MS/MS.

Peak No.	RT (min)	[M + H]⁺	Fragment Ions	Formula	Identified Compounds	Ref.
1	0.65	277	277[M + H]⁺, 235[M + H-C₃H₆]⁺, 151[M + H-C₅H₁₄O]⁺, 133[M + H-C₈H₁₆O₂	C₁₈H₂₈O₂	Estr-5(10)-ene-3,17-diol	[19]
2	4.99	179	179[M + H]⁺,161[M + H-H₂O]⁺, 133[M + H-H₂O-CO]⁺, 105[M + H-H₂O-2CO]⁺	C₁₀H₁₀O₃	Regiolone	[19]
3	5.64	449	449[M + H]⁺, 299[M + H-Glc]⁺	C₂₁H₂₀O₁₁	Luteolin-6-C-glucoside	[20]
4	6.59	597	399[M + H-Orha-2H₂O]⁺, 135[M-H-Rha-Glc-C₇H₄O₄]⁻, 107[M-H-Rha-Glc-C₈H₈O₂-CO₂]⁻	C₂₇H₃₂O₁₅	Neoeriocitrin	[20]