( ( ( The ends ) ( of ( fatty acids ) ) ) ( ( have ( ( ( these suckers ) , ) ( which ( are ( ( COOH ( -LRB- ( ( carbon ( ( double ( bonded ( to ( ( an oxygen ) ( with ( a ( hydroxyl group ) ) ) ) ) ) ) ( off ( the carbon ) ) ) ) -RRB- ) ) ) ( ( Ethers Amines ) ( These ( contain nitrogen ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS ends)) (PP (IN of) (NP (JJ fatty) (NNS acids)))) (VP (VBP have) (NP (NP (DT these) (NNS suckers)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (VP (VBG COOH) (PRN (-LRB- -LRB-) (S (NP (NN carbon)) (VP (VBP double) (ADJP (JJ bonded) (PP (TO to) (NP (NP (DT an) (NN oxygen)) (PP (IN with) (NP (DT a) (JJ hydroxyl) (NN group)))))) (PP (IN off) (NP (DT the) (NN carbon))))) (-RRB- -RRB-)) (NP (NP (NNP Ethers) (NNP Amines)) (SBAR (S (NP (DT These)) (VP (VBP contain) (NP (NN nitrogen)))))))))))) (. .)))
The ends of fatty acids have these suckers, which are COOH (carbon double bonded to an oxygen with a hydroxyl group off the carbon) Ethers Amines These contain nitrogen.
(ROOT (S (NP (DT The) (NN term) (NNS amines)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB describe) (NP (NP (NNS molecules)) (SBAR (WHNP (WDT that)) (S (VP (VBP contain) (NP (JJ carbon-nitrogen) (NNS bonds))))))))))) (. .)))