( ( The molecule ) ( ( is ( ATP ( -LRB- ( ( adenosine triphosphate ) -RRB- ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN molecule)) (VP (VBZ is) (NP (NP (NNP ATP)) (PRN (-LRB- -LRB-) (NP (JJ adenosine) (NN triphosphate)) (-RRB- -RRB-)))) (. .)))
The molecule is ATP (adenosine triphosphate).
(ROOT (S (NP (NP (NNP Atp)) (CC or) (NP (JJ adenozine) (NN triphosphate))) (VP (VBZ is) (VP (VBN used) (PP (IN for) (NP (JJS most) (NN energy) (NNS functions))) (PP (IN in) (NP (NNS organisms))))) (. .)))