id	keyword
brj-22161	cellulose
brj-22161	veratryl
brj-22161	chloride
brj-22161	doi
brj-22161	benzyl
brj-22161	sundman
brj-22161	derivatives
brj-22161	article
brj-22161	ppm
brj-22161	vc2
brj-22161	etherification