Table 3.

The compounds identified in hamster serum after oral administration of DHG.

No.	Rt (min)	Observed m/z	Error (ppm)	Formula	MS/MS fragments	Name
1	18.75	389.1240 [M − H]−	0.81	C20H22O8	227.0722, 185.0616, 143.0508	Polydatina
2	19.26	282.1495 [M + H]+	−2.02	C18H19NO2	251.1093, 236.0849, 219.0828, 208.0897, 191.0875, 179.0867, 165.0709	N-nornuciferine
3	19.61	463.088 [M − H]−	0.75	C21H20O12	300.0281, 271.0255, 255.0305, 243.0305, 178.9994, 151.0043	Hyperina
4	20.01	463.0874 [M − H]−	1.79	C21H20O12	300.0282, 271.0255, 255.0305, 243.0307, 227.0355, 151.0044	Isoquercitrin
5	21.46	579.1719 [M − H]−	0.01	C27H32O14	271.0619, 227.0722, 175.0044, 151.0044, 119.0510, 107.0148, 93.0353	Naringin
6	23.1	609.1833 [M − H]−	−1.28	C28H34O15	325.0718, 301.0722, 286.0485, 257.0823, 242.0590, 164.0122, 151.0042, 125.0250	Hesperidina
7	24.67	282.1493 [M + H]+	−1.45	C18H19NO2	265.1245, 250.1006, 235.0772, 219.0815, 207.0816, 191.0862, 179.0859	O-nornuciferine
8	25.13	296.1642 [M + H]+	1.23	C19H21NO2	265.1246, 250.1008, 235.0773, 219.0819, 207.0821, 191.0869, 179.0866	Nuciferinea
9	26.25	717.1463 [M − H]−	−0.59	C36H30O16	519.0933, 339.0510, 321.0406, 295.0613, 185.0248, 109.0299	Salvianolic acid Ba
10	28.06	301.0358 [M − H]−	−1.2	C15H10O7	273.0394, 245.0440, 178.9979, 151.0028, 121.0284, 107.0145	Quercetina
11	29.29	431.0992 [M − H]−	−1.57	C21H20O10	269.0458, 240.0436, 225.0564, 210.0320, 197.0604, 181.0666	Emodin 8-O-β-D-glucosidea
12	31.12	271.0616 [M − H]−	−1.69	C15H12O5	151.0042, 119.0508, 107.0144	Naringenin
13	32.92	245.0824 [M − H]−	−1.95	C14H14O4	230.0594, 215.0362, 187.0396, 159.0458	Torachryson
14	38.98	403.1395 [M + H]+	−1.73	C21H22O8	388.1115, 373.0918, 359.1090, 327.0858, 211.0253, 165.0555	Nobiletina
15	40.97	269.0461 [M − H]−	−1.88	C15H10O5	241.0514, 225.0565, 197.0615	Emodina
16	44.21	295.1327 [M + H]+	−0.08	C19H18O3	277.1235, 266.0922, 262.0991, 252.0794, 249.1276, 235.0755, 206.1095, 191.0855, 179.0870	Tanshinone II Aa

^aCompared with authentic compounds.