VF	Vanilla flavor
CK	Control (hot air processing)
NM	Non-microorganism-assisted curing sample
XY18A	XY18-assisted curing sample
XY20A	XY20-assisted curing sample
GC-MS	Gas chromatography-mass spectrometry
SPME	Solid-phase microextraction
CAR/PDMS	Carboxen/polydimethylsiloxane
E-nose	Electronic nose
HPLC	High-performance liquid chromatography
PLSR	Partial least squares regression
PCA	Principal component analysis
RI	Retention index