Mahuang Fuzi Xixin Decoction Attenuates Th1 and Th2 Responses in the Treatment of Ovalbumin-Induced Allergic Inflammation in a Rat Model of Allergic Rhinitis

Table 2

Identification of compounds of MFXD by UPLC-MS/MS.

Number	RRT/min	Compound	Positive ion (m/z)	Elemental composition	Chemical structures	Source
1	5.67	Norephedrine	152.1	C9H13NO		^a
2	6.13	Norpseudoephedrine	152.1	C9H13NO		^a
3	6.99	Ephedrine	166.1	C10H15NO		^a
4	7.49	Pseudoephedrine	166.1	C10H15NO		^a
5	7.97	Methylephedrine	180.1	C11H17NO		^a
6	17.95	Benzoylmesaconine	590.3	C31H43NO10		^b
7	19.17	Benzoylaconine	604.3	C32H45NO10		^b
8	20.10	Benzoylhypaconine	574.3	C31H43NO9		^b
9	23.47	3,4,5-Trimethoxytoluene	183.1	C10H14O3		^c

RRT: relative retention time. ^aEphedrae; ^bRadix Aconiti Lateralis; ^cAsarum.