Differential Analysis of Serum Principal Components Treated with Compound Sophora Decoction and Related Compounds Based on High-Resolution Mass Spectrometry (HRMS)

Table 4

Details of differential compounds between KST and M in the positive ion mode.

Rt (min)	Compounds	Formula	[M + H]^experimental	[M + H]^calculated	Error (ppm)	MS/MS
3.94	3-(4-Hydroxypiperidin-1-yl-methyl)benzimidic acid ethyl ester	C15H22N2O2	263.1756	263.1754	0.7	245, 162, 96
23.97	7-(2-Hydroxy-3-isopropoxypropyl)-3-methyl-8-[(2E)-2-(1-phenylethylidene)hydrazino]-3,7-dihydro-1H-purine-2,6-dione	C20H26N6O4	415.2096	415.2088	2.3	135, 119, 91
9.1	Tyr-ser-asp-ile	C22H32N4O9	497.2262	497.2242	4	427, 357, 337, 271
5.22	Unknown	C48H82N12O21	582.2928	582.2932	−0.6	961, 582, 217, 85
5.12	1-Oleoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycerol	C43H70O5	667.5266	667.5296	−4.6	383, 341
63.68	L-Lysyl-L-seryl-L-leucyl-N5-(diaminomethylene)-L-ornithyl-L-seryl-L-phenylalanyl-L-lysine	C39H68N12O10	865.5265	865.5254	−1.2	780, 721, 597, 575, 145.00
69.89	Unknown	C44H78N18O19	1163.576	1163.576	−0.2	1074