id	keyword
eurjchem-1727	concentration
eurjchem-1727	subtraction
eurjchem-1727	trandolapril
eurjchem-1727	constant
eurjchem-1727	ver
eurjchem-1727	order
eurjchem-1727	verapamil
eurjchem-1727	value
eurjchem-1727	derivative
eurjchem-1727	spectrum