( ( The formaldehyde ) ( ( converts ( to ( formic ( acid ( -LRB- ( ( same ( as ( ant ( sting poison ) ) ) ) -RRB- ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN formaldehyde)) (VP (VBZ converts) (PP (TO to) (NP (JJ formic) (NN acid) (PRN (-LRB- -LRB-) (NP (NP (JJ same)) (PP (IN as) (NP (NN ant) (VBG sting) (NN poison)))) (-RRB- -RRB-))))) (. .)))
The formaldehyde converts to formic acid (same as ant sting poison).
(ROOT (S (NP (JJ Formic) (NN acid)) (VP (VBZ is) (VP (VBN found) (PP (IN in) (NP (NP (DT the) (NNS secretions)) (PP (IN of) (NP (JJ stinging) (NNS ants))))))) (. .)))