. 2021 May 28;12:693777. doi: 10.3389/fphar.2021.693777

TABLE 2.

The mass information of the compounds identified in ZJS using HPLC-Q-TOF-MS.

No.	Rt (min)	Identification	Formula	m/z	Error (ppm)
1	0.66	L (+)-arginine	C₆H₁₄N₄O₂	[M + H]⁺ 175.1195	3
2	0.68	Valine	C₅H₁₁NO₂	[M + H]⁺ 140.0684	1.3
3	0.75	2,6-Dihydroxypurine	C₅H₄N₄O₂	[M + COOH]⁺ 197.0313	3.7
4	0.97	Uracil	C₄H₄N₂O₂	[M + H]⁺ 113.0348	1.9
5	1.13	Methyl palmitate	C₁₇H₃₄O₂	[M + H]⁺ 271.2631	−0.1
6	2.36	3,8-Dihydroxyquinoline	C₉H₇NO₂	[M + H]⁺ 162.0550	0
7	3.93	2-Heptanone	C₇H₁₄O	[M + H]⁺ 115.1119	1.1
8	4.74	3-Indoleacetamide	C₁₀H₁₀N₂O	[M + H]⁺ 175.0868	1.4
9	5.64	L-Aspartic acid	C₄H₇NO₄	[M + H]⁺ 134.0452	2.7
10	6.08	L-Threonine	C₄H₉NO₃	[M + H]⁺ 120.0657	1.7
11	6.83	Salbutamol	C₁₃H₂₁NO₃	[M + H]⁺ 240.1595	0.5
12	7.5	6-Methyl-5-hepten-2-one	C₈H₁₄O	[M + H]⁺ 127.1121	2.4
13	9.95	6-Hydroxypurine	C₅H₄N₄O	[M + H]⁺ 159.0275	−1.6
14	10.78	L-Isoleucine	C₆H₁₃NO₂	[M + H]⁺ 132.1021	1.1
15	11.07	Guanosine	C₁₀H₁₃N₅O₅	[M + H]⁺ 284.1004	4.9
16	11.11	Phenylethylamine	C₈H₁₁N	[M + COOH]⁺ 197.0313	3.1
17	11.37	2-Nonanone	C₉H₁₈O	[M + H]⁺ 143.1428	−1.8
18	14.14	β-Farnesene	C₁₅H₂₄	[M + COOH]⁺ 249.1857	3.2
19	14.66	Linolenic acid	C₁₈H₃₀O₂	[M + COOH]⁺ 323.2224	2.2