Identification of Active Compounds of Mahuang Fuzi Xixin Decoction and Their Mechanisms of Action by LC-MS/MS and Network Pharmacology

Table 1

Results of LC-MS/MS analysis of MFXD.

No.	Retention time	Theoretical m/z	Measured m/z	Error ppm	Molecular formula	Major MS/MS fragments	Compound
1	3.78	170.0215	170.0211	−2.3526	C7H6O5	169.0135	Gallic acid
						125.0239
						97.0291
						79.0187
2	4.02	151.0997	151.0992	−3.3091	C9H13NO	134.0965	Cathine
						117.0698
						115.0543
3	4.03	165.1154	165.1158	2.4226	C10H15NO	148.1024	Ephedrine
						133.0804
						117.0619
4	4.11	271.1208	271.1199	−3.3196	C16H17NO3	270.1133	Higenamine
						162.0554
						107.0498
5	4.12	165.1154	165.1149	−3.0282	C10H15NO	132.1010	Pseudoephedrine
						114.8160
						91.1290
6	4.30	179.1310	179.1316	3.3495	C11H17NO	180.1383	Methylephedrine
						162.1277
						117.0700
						72.0809
7	4.48	594.1585	594.1578	−1.1781	C27H30O15	577.1541	Vicenin-2
						457.1118
						379.0798
						337.0703
8	4.75	290.0790	290.0796	2.0684	C15H14O6	289.0715	Catechin
						245.0815
						203.0708
						109.0289
9	5.25	578.1636	578.1623	−2.2485	C27H30O14	577.2036	Kaempferitrin
						431.0986
						285.0396
10	5.42	432.1057	432.1051	−1.3886	C21H20O10	433.1122	Vitexin
						415.1014
						313.0701
						283.0597
11	5.57	164.0474	164.0482	4.8766	C9H8O3	163.0393	p-Coumaric acid
						119.0496
						93.0341
12	5.97	302.0427.	302.0492	2.1520	C15H10O7	245.0447	Quercetin
						152.0185
						150.9975
13	6.33	272.0685	272.0679	−2.2053	C15H12O5	271.0613	Naringenin chalcone
						151.0032
						119.0497
						93.0342
14	6.35	162.0317	162.0312	−3.0858	C9H6O3	161.0237	Umbelliferone
						133.0288
						78.0768
15	6.98	589.2887	589.2889	3.3939	C31H43NO10	540.2580	Benzoylmesaconine
						508.2311
						105.0331
16	7.67	218.1671	218.1665	−2.7502	C15 H22 O	219.1738	Germacrone
						201.0905
						145.1008
						135.1165
17	7.83	146.0368	146.0365	−2.0543	C9H6O2	119.0488	Coumarin
						103.0538
						91.0538
18	8.00	194.0579	194.0581	1.0306	C10H10O4	193.0502	Ferulic acid
						177.0542
						134.0363
19	10.28	615.3044	615.3030	−2.2753	C33H45NO10	556.2893	Hypaconitine
						524.2627
						338.1745
						105.0333
20	11.23	629.3200	629.3193	−1.1123	C34H47NO10	570.3052	Deoxyaconitine
						538.2784
						105.0331
21	11.83	232.1463	232.1457	−2.5846	C15H20O2	215.1791	Atractylenolide II
						159.1165
						145.1009
						95.0853
22	12.84	250.1569	250.1560	−3.5977	C15H22O3	233.1522	Nardosinone
						191.1428
						95.0852
						71.0128
23	13.88	208.1099	208.1094	−2.4026	C12H16O3	191.0700	β-Asarone
						176.0465
						168.0779
24	15.94	278.2246	278.2241	−1.7971	C18H30O2	109.1009	Linolenic acid
						95.0852
						81.0696