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. 2021 May 27;26(11):3226. doi: 10.3390/molecules26113226

Table 2.

Chromatographic/mass spectral characteristics (UHPLC/+ESI QqTOF MS) of peaks A–H (compare Figure 1 and Figure 2).

Peak Compound# tR (min) m/z Mol. Formula
[M+H]+ [M+Na]+
A - 2.4 293.0273 315.0065 n.d. 1
B 1 5.5 315.0864 337.0682 C17H14O6
C 2 5.9 347.1858 n.dt. 2 C20H26O5
D 5 7.0 361.2020 n.dt. 2 C21H28O5
E 6 7.5 375.2183 397.1982 C22H30O5
F 8 8.4 347.2205 n.dt. 2 C21H30O4
G n.i. 4 8.7 283.1702 305.1518 C19H22O2
H 9 10.1 273.2578 3 n.dt. 2 C20H34O

1 n.d.: not determined. 2 n.dt.: not detected. 3 [M+H−H2O]+. 4 n.i.: not identified, isomer of miltirone.