id	keyword
brj-22486	lignin
brj-22486	et al
brj-22486	reaction
brj-22486	degradation
brj-22486	doi
brj-22486	ether
brj-22486	hydrogen
brj-22486	hydrogenation
brj-22486	catalyst
brj-22486	review
brj-22486	bond
brj-22486	model
brj-22486	o-4
brj-22486	lignin model
brj-22486	yield
brj-22486	products
brj-22486	hydrogenolysis
brj-22486	article
brj-22486	hydrogenation degradation
brj-22486	bar
brj-22486	compounds
brj-22486	phenols
brj-22486	carbon