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. 2021 Oct;9(20):1524. doi: 10.21037/atm-21-4462

Table 2. Compounds detected and identified in positive ionization mode.

No. Retention time (min) Precursor m/z Identification Formula
1 1.738733 118.0861 Glycine betaine C5H11NO2
2 1.831733 138.0555 Trigonelline C7H7NO2
3 6.084867 277.1642 Coumaroyl agmatine C14H20N4O2
4 6.314533 425.1425 Beta-D-glucopyranoside, phenylmethyl 6-O-[(2R,3R,4R)-tetrahydro-3, 4-dihydroxy-4-(hydroxymethyl)-2-furanyl] C18H26O10
5 6.404867 147.0426 Coumaric acid C9H8O3
6 10.16518 336.121 Berberine C20H18NO4
7 10.40518 317.0596 Isorhamnetin C16H12O7
8 10.91065 431.1324 Ononin C22H22O9
9 10.93798 255.0656 Daidzein C15H10O4
10 11.25913 271.0586 Emodin C15H10O5
11 11.26613 433.1119 Apigetrin C21H20O10
12 14.8778 271.0611 Genistein C15H10O5
13 16.08225 285.0767 Wogonin C16H12O5
14 16.3109 285.0767 Questin C16H12O5
15 17.62485 271.0587 1,3,8-Trihydroxy-6-methylanthracene-9,10-dione C15H10O5
16 21.10118 301.071 Tectorigenin C16H12O6