2,4-D	2,4-dichlorophenoxyacetic acid
ACC	1-aminocyclopropane-1-carboxylate
AdoMet	S-adenosylmethionine
CID	Collision-induced dissociation
CK	Black controls
CPPU	N-(2-chloro-4-pyridyl)-N′-phenylurea
dAdoMet	S-adenosylmethioninamine
DAF	Days after flowering
DBF	Days before flowering
ESI	Electrospray ionization
HOTrE	hydroxyl-octadecatrienoate
LysoPC	lysophosphocholine
MTA	5-methylthioadenosine
NADH	Reduced nicotinamide adenine dinucleotide
NAD+	Nicotinamide adenine dinucleotide
NADP+	Nicotinamide adenine dinucleotide phosphate
OPLS-DA	Orthogonal partial least squares projection to latent structures-discriminant analysis
PCA	Principle component analysis
PCD/PCDL	Personal compound database and library
PGR	Plant growth regulators
TCA	Tricarboxylic acid
UHPLC-qTOF-MS	Ultra-high performance liquid chromatography-quadrupole time of flight mass spectrometry
UV	Ultraviolet ray
VIP	Variable importance in projection