( ( synthesizing ( ( ( ( ( ( ( carnitine , ) tyrosine ) , ) ( adrenal hormones ) ) , ) and ) ( vasoactive amines ) ) ) ; )
(ROOT (S (VP (VBG synthesizing) (NP (NP (NN carnitine)) (, ,) (NP (NN tyrosine)) (, ,) (NP (JJ adrenal) (NNS hormones)) (, ,) (CC and) (NP (JJ vasoactive) (NNS amines)))) (: ;)))
synthesizing carnitine, tyrosine, adrenal hormones, and vasoactive amines;
(ROOT (S (NP (NNS Catecholamines)) (VP (VBP are) (NP (NP (DT a) (NN class)) (PP (IN of) (NP (JJ amine) (NNS hormones))) (SBAR (WHNP (WHNP (DT that)) (NP (WRB when) (JJ synthesised))) (S (VP (VBP form) (NP (DT the) (JJ amino) (NN acid) (NN tyrosine))))))) (. .)))