Table 2.

Major compounds in the total extract of GLXB.

No.	tR	Quasi-molecular ion peak ([M+H]+ or [M+Na]+) (m/z)	Compound
1	1.11	268.1043	Adenosine
2	1.68	268.1032	9-arabinosyladenine
3	4.86	217.0977	2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3R carboxylic acid
4	5.09	217.0978	2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3S carboxylic acid
5	8.53	169.0458	Vanillic acid
6	16.25	975.4772	Macrostemonoside Q
7	16.60	665.3488	Macrostemonoside N
8	16.82	667.3649	Macrostemonoside M
9	30.85	301.0687	Chrysoeriol
10	31.51	777.3993	Macrostemonoside S