id	keyword
eurjchem-2389	compound
eurjchem-2389	synthesis
eurjchem-2389	ppm
eurjchem-2389	surface
eurjchem-2389	chem
eurjchem-2389	derivatives
eurjchem-2389	nmr
eurjchem-2389	coumarin
eurjchem-2389	bond
eurjchem-2389	odame
eurjchem-2389	analysis
eurjchem-2389	chemistry