( ( ( ( The ( best ( reaction conditions ) ) ) and ) ( reactant concentrations ) ) ( ( are reported ) . ) )
(ROOT (S (NP (NP (DT The) (JJS best) (NN reaction) (NNS conditions)) (CC and) (NP (JJ reactant) (NNS concentrations))) (VP (VBP are) (VP (VBN reported))) (. .)))
The best reaction conditions and reactant concentrations are reported.
(ROOT (S (NP (PRP You)) (VP (VBP see) (NP (DT a) (JJR faster) (NN reaction) (NN rate)) (SBAR (WHADVP (WRB when)) (S (NP (NP (DT the) (NN concentration)) (PP (IN of) (NP (NNS reactants)))) (VP (VBZ is) (ADJP (JJR higher)))))) (. .)))