Table 1.

Classification of the 493 detected metabolites into major classes

Class	Number of compound	Class	Number of compound	Class	Number of compound
Flavonolignan	1	Alcohols and polyols	7	Carbohydrates	18
Pyridine derivatives	1	Flavone C-glycosides	7	Quinate and its derivatives	20
Terpenoids	1	Phenolamides	7	Flavone	21
Isoflavone	2	Catechin derivatives	9	Flavonol	22
Alkaloids	3	Benzoic acid derivatives	10	Amino acids	26
Nicotinic acid derivatives	3	Phytohormones	11	Others	26
Tryptamine derivatives	3	Coumarins	12	Hydroxycinnamoyl derivatives	27
Cholines	4	Vitamins	13	Lipid_Glycerophospholipid	28
Proanthocyanidins	4	Flavanone	15	Amino acid derivatives	45
Anthocyanins	5	Lipid_Glycerolipid	15	Nucleotide and its derivates	47
Indole derivatives	6	Lipid_Fatty acids	16	Organic acids	58