id sid tid token lemma pos 7h149p3103n 1 1 cornexistin cornexistin PROPN 7h149p3103n 1 2 and and CCONJ 7h149p3103n 1 3 hydroxycornexistin hydroxycornexistin PROPN 7h149p3103n 1 4 are be AUX 7h149p3103n 1 5 natural natural ADJ 7h149p3103n 1 6 products product NOUN 7h149p3103n 1 7 derived derive VERB 7h149p3103n 1 8 from from ADP 7h149p3103n 1 9 the the DET 7h149p3103n 1 10 fungus fungus NOUN 7h149p3103n 1 11 paecilomyces paecilomyces PROPN 7h149p3103n 1 12 variotti variotti PROPN 7h149p3103n 1 13 . . PUNCT 7h149p3103n 2 1 both both CCONJ 7h149p3103n 2 2 cornexistin cornexistin PROPN 7h149p3103n 2 3 and and CCONJ 7h149p3103n 2 4 hydroxycornexistin hydroxycornexistin PROPN 7h149p3103n 2 5 are be AUX 7h149p3103n 2 6 highly highly ADV 7h149p3103n 2 7 potent potent ADJ 7h149p3103n 2 8 herbicides herbicide NOUN 7h149p3103n 2 9 that that PRON 7h149p3103n 2 10 have have VERB 7h149p3103n 2 11 the the DET 7h149p3103n 2 12 unique unique ADJ 7h149p3103n 2 13 quality quality NOUN 7h149p3103n 2 14 of of ADP 7h149p3103n 2 15 being be AUX 7h149p3103n 2 16 harmless harmless ADJ 7h149p3103n 2 17 to to ADP 7h149p3103n 2 18 corn corn NOUN 7h149p3103n 2 19 plants plant NOUN 7h149p3103n 2 20 . . PUNCT 7h149p3103n 3 1 because because SCONJ 7h149p3103n 3 2 of of ADP 7h149p3103n 3 3 this this DET 7h149p3103n 3 4 quality quality NOUN 7h149p3103n 3 5 , , PUNCT 7h149p3103n 3 6 both both DET 7h149p3103n 3 7 molecules molecule NOUN 7h149p3103n 3 8 have have AUX 7h149p3103n 3 9 attracted attract VERB 7h149p3103n 3 10 research research NOUN 7h149p3103n 3 11 interest interest NOUN 7h149p3103n 3 12 from from ADP 7h149p3103n 3 13 agrochemical agrochemical ADJ 7h149p3103n 3 14 companies company NOUN 7h149p3103n 3 15 . . PUNCT 7h149p3103n 4 1 their their PRON 7h149p3103n 4 2 interesting interesting ADJ 7h149p3103n 4 3 nine nine NUM 7h149p3103n 4 4 - - PUNCT 7h149p3103n 4 5 membered membered ADJ 7h149p3103n 4 6 ring ring NOUN 7h149p3103n 4 7 structure structure NOUN 7h149p3103n 4 8 contains contain VERB 7h149p3103n 4 9 a a DET 7h149p3103n 4 10 maleic maleic ADJ 7h149p3103n 4 11 anhydride anhydride NOUN 7h149p3103n 4 12 and and CCONJ 7h149p3103n 4 13 a a DET 7h149p3103n 4 14 key key ADJ 7h149p3103n 4 15 exocyclic exocyclic NOUN 7h149p3103n 4 16 ethylidene ethylidene NOUN 7h149p3103n 4 17 ; ; PUNCT 7h149p3103n 4 18 this this DET 7h149p3103n 4 19 structure structure NOUN 7h149p3103n 4 20 also also ADV 7h149p3103n 4 21 indicates indicate VERB 7h149p3103n 4 22 membership membership NOUN 7h149p3103n 4 23 in in ADP 7h149p3103n 4 24 the the DET 7h149p3103n 4 25 nonadride nonadride PROPN 7h149p3103n 4 26 family family NOUN 7h149p3103n 4 27 . . PUNCT 7h149p3103n 5 1 we we PRON 7h149p3103n 5 2 targeted target VERB 7h149p3103n 5 3 this this DET 7h149p3103n 5 4 interesting interesting ADJ 7h149p3103n 5 5 structure structure NOUN 7h149p3103n 5 6 for for ADP 7h149p3103n 5 7 total total ADJ 7h149p3103n 5 8 synthesis synthesis NOUN 7h149p3103n 5 9 for for ADP 7h149p3103n 5 10 both both CCONJ 7h149p3103n 5 11 its its PRON 7h149p3103n 5 12 fascinating fascinating ADJ 7h149p3103n 5 13 biological biological ADJ 7h149p3103n 5 14 activity activity NOUN 7h149p3103n 5 15 and and CCONJ 7h149p3103n 5 16 its its PRON 7h149p3103n 5 17 highly highly ADV 7h149p3103n 5 18 functionalized functionalize VERB 7h149p3103n 5 19 structure structure NOUN 7h149p3103n 5 20 . . PUNCT 7h149p3103n 6 1 cornexistin cornexistin PROPN 7h149p3103n 6 2 was be AUX 7h149p3103n 6 3 found find VERB 7h149p3103n 6 4 to to PART 7h149p3103n 6 5 be be AUX 7h149p3103n 6 6 susceptible susceptible ADJ 7h149p3103n 6 7 to to ADP 7h149p3103n 6 8 retro retro PROPN 7h149p3103n 6 9 - - PUNCT 7h149p3103n 6 10 aldol aldol NOUN 7h149p3103n 6 11 opening opening NOUN 7h149p3103n 6 12 and and CCONJ 7h149p3103n 6 13 reclosure reclosure NOUN 7h149p3103n 6 14 of of ADP 7h149p3103n 6 15 its its PRON 7h149p3103n 6 16 nine nine NUM 7h149p3103n 6 17 - - PUNCT 7h149p3103n 6 18 membered membered ADJ 7h149p3103n 6 19 ring ring NOUN 7h149p3103n 6 20 by by ADP 7h149p3103n 6 21 workers worker NOUN 7h149p3103n 6 22 at at ADP 7h149p3103n 6 23 dow dow PROPN 7h149p3103n 6 24 agrosciences agroscience NOUN 7h149p3103n 6 25 . . PUNCT 7h149p3103n 7 1 we we PRON 7h149p3103n 7 2 targeted target VERB 7h149p3103n 7 3 a a DET 7h149p3103n 7 4 retro retro NOUN 7h149p3103n 7 5 - - PUNCT 7h149p3103n 7 6 aldol aldol PROPN 7h149p3103n 7 7 precursor precursor PROPN 7h149p3103n 7 8 through through ADP 7h149p3103n 7 9 a a DET 7h149p3103n 7 10 series series NOUN 7h149p3103n 7 11 of of ADP 7h149p3103n 7 12 aldol aldol ADJ 7h149p3103n 7 13 reactions reaction NOUN 7h149p3103n 7 14 . . PUNCT 7h149p3103n 8 1 utilizing utilize VERB 7h149p3103n 8 2 a a DET 7h149p3103n 8 3 johnson johnson PROPN 7h149p3103n 8 4 - - PUNCT 7h149p3103n 8 5 claisen claisen PROPN 7h149p3103n 8 6 rearrangement rearrangement NOUN 7h149p3103n 8 7 and and CCONJ 7h149p3103n 8 8 an an DET 7h149p3103n 8 9 enantioselective enantioselective ADJ 7h149p3103n 8 10 evans evan NOUN 7h149p3103n 8 11 - - PUNCT 7h149p3103n 8 12 type type NOUN 7h149p3103n 8 13 aldol aldol NOUN 7h149p3103n 8 14 to to PART 7h149p3103n 8 15 generate generate VERB 7h149p3103n 8 16 the the DET 7h149p3103n 8 17 starting start VERB 7h149p3103n 8 18 fragments fragment NOUN 7h149p3103n 8 19 , , PUNCT 7h149p3103n 8 20 a a DET 7h149p3103n 8 21 series series NOUN 7h149p3103n 8 22 of of ADP 7h149p3103n 8 23 reactions reaction NOUN 7h149p3103n 8 24 was be AUX 7h149p3103n 8 25 performed perform VERB 7h149p3103n 8 26 to to PART 7h149p3103n 8 27 find find VERB 7h149p3103n 8 28 the the DET 7h149p3103n 8 29 appropriate appropriate ADJ 7h149p3103n 8 30 conditions condition NOUN 7h149p3103n 8 31 for for ADP 7h149p3103n 8 32 a a DET 7h149p3103n 8 33 key key ADJ 7h149p3103n 8 34 bond bond NOUN 7h149p3103n 8 35 - - PUNCT 7h149p3103n 8 36 forming form VERB 7h149p3103n 8 37 ester ester NOUN 7h149p3103n 8 38 enolate enolate PROPN 7h149p3103n 8 39 aldol aldol PROPN 7h149p3103n 8 40 . . PROPN 7h149p3103n 9 1 oxidation oxidation NOUN 7h149p3103n 9 2 of of ADP 7h149p3103n 9 3 the the DET 7h149p3103n 9 4 product product NOUN 7h149p3103n 9 5 yielded yield VERB 7h149p3103n 9 6 a a DET 7h149p3103n 9 7 beta beta NOUN 7h149p3103n 9 8 - - PUNCT 7h149p3103n 9 9 ketoester ketoester NOUN 7h149p3103n 9 10 that that PRON 7h149p3103n 9 11 contained contain VERB 7h149p3103n 9 12 the the DET 7h149p3103n 9 13 complete complete ADJ 7h149p3103n 9 14 carbon carbon NOUN 7h149p3103n 9 15 skeleton skeleton NOUN 7h149p3103n 9 16 of of ADP 7h149p3103n 9 17 cornexistin cornexistin PROPN 7h149p3103n 9 18 . . PUNCT 7h149p3103n 10 1 previous previous ADJ 7h149p3103n 10 2 progress progress NOUN 7h149p3103n 10 3 towards towards ADP 7h149p3103n 10 4 cornexistin cornexistin PROPN 7h149p3103n 10 5 included include VERB 7h149p3103n 10 6 the the DET 7h149p3103n 10 7 use use NOUN 7h149p3103n 10 8 of of ADP 7h149p3103n 10 9 a a DET 7h149p3103n 10 10 diels diel NOUN 7h149p3103n 10 11 - - PUNCT 7h149p3103n 10 12 alder alder ADJ 7h149p3103n 10 13 reaction reaction NOUN 7h149p3103n 10 14 to to PART 7h149p3103n 10 15 generate generate VERB 7h149p3103n 10 16 a a DET 7h149p3103n 10 17 [ [ PUNCT 7h149p3103n 10 18 6.5 6.5 NUM 7h149p3103n 10 19 ] ] PUNCT 7h149p3103n 10 20 bicyclic bicyclic NOUN 7h149p3103n 10 21 system system NOUN 7h149p3103n 10 22 that that PRON 7h149p3103n 10 23 was be AUX 7h149p3103n 10 24 oxidatively oxidatively ADV 7h149p3103n 10 25 cleaved cleave VERB 7h149p3103n 10 26 to to PART 7h149p3103n 10 27 deliver deliver VERB 7h149p3103n 10 28 a a DET 7h149p3103n 10 29 cyclononene cyclononene ADJ 7h149p3103n 10 30 diketone diketone NOUN 7h149p3103n 10 31 . . PUNCT 7h149p3103n 11 1 during during ADP 7h149p3103n 11 2 the the DET 7h149p3103n 11 3 course course NOUN 7h149p3103n 11 4 of of ADP 7h149p3103n 11 5 analyzing analyze VERB 7h149p3103n 11 6 the the DET 7h149p3103n 11 7 relative relative ADJ 7h149p3103n 11 8 stereochemistry stereochemistry NOUN 7h149p3103n 11 9 of of ADP 7h149p3103n 11 10 the the DET 7h149p3103n 11 11 diels diel NOUN 7h149p3103n 11 12 - - PUNCT 7h149p3103n 11 13 alder alder NOUN 7h149p3103n 11 14 reaction reaction NOUN 7h149p3103n 11 15 , , PUNCT 7h149p3103n 11 16 analog analog NOUN 7h149p3103n 11 17 synthesis synthesis NOUN 7h149p3103n 11 18 and and CCONJ 7h149p3103n 11 19 x x NOUN 7h149p3103n 11 20 - - NOUN 7h149p3103n 11 21 ray ray NOUN 7h149p3103n 11 22 crystallography crystallography NOUN 7h149p3103n 11 23 was be AUX 7h149p3103n 11 24 used use VERB 7h149p3103n 11 25 to to PART 7h149p3103n 11 26 unambiguously unambiguously ADV 7h149p3103n 11 27 determine determine VERB 7h149p3103n 11 28 the the DET 7h149p3103n 11 29 structure structure NOUN 7h149p3103n 11 30 of of ADP 7h149p3103n 11 31 the the DET 7h149p3103n 11 32 cycloadduct cycloadduct NOUN 7h149p3103n 11 33 . . PUNCT 7h149p3103n 12 1 through through ADP 7h149p3103n 12 2 ozonolysis ozonolysis NOUN 7h149p3103n 12 3 , , PUNCT 7h149p3103n 12 4 regioselective regioselective ADJ 7h149p3103n 12 5 titanium titanium NOUN 7h149p3103n 12 6 - - PUNCT 7h149p3103n 12 7 mediated mediate VERB 7h149p3103n 12 8 olefination olefination NOUN 7h149p3103n 12 9 and and CCONJ 7h149p3103n 12 10 further further ADJ 7h149p3103n 12 11 functional functional ADJ 7h149p3103n 12 12 group group NOUN 7h149p3103n 12 13 manipulation manipulation NOUN 7h149p3103n 12 14 , , PUNCT 7h149p3103n 12 15 highly highly ADV 7h149p3103n 12 16 complex complex ADJ 7h149p3103n 12 17 nine nine NUM 7h149p3103n 12 18 - - PUNCT 7h149p3103n 12 19 membered membered NOUN 7h149p3103n 12 20 ring ring NOUN 7h149p3103n 12 21 structures structure NOUN 7h149p3103n 12 22 were be AUX 7h149p3103n 12 23 generated generate VERB 7h149p3103n 12 24 . . PUNCT 7h149p3103n 13 1 finally finally ADV 7h149p3103n 13 2 , , PUNCT 7h149p3103n 13 3 ring ring NOUN 7h149p3103n 13 4 - - PUNCT 7h149p3103n 13 5 closing closing NOUN 7h149p3103n 13 6 metathesis metathesis NOUN 7h149p3103n 13 7 and and CCONJ 7h149p3103n 13 8 tamaofleming tamaofleme VERB 7h149p3103n 13 9 oxidation oxidation NOUN 7h149p3103n 13 10 produced produce VERB 7h149p3103n 13 11 the the DET 7h149p3103n 13 12 key key ADJ 7h149p3103n 13 13 ethylidene ethylidene ADJ 7h149p3103n 13 14 moiety moiety NOUN 7h149p3103n 13 15 of of ADP 7h149p3103n 13 16 both both CCONJ 7h149p3103n 13 17 cornexistin cornexistin ADJ 7h149p3103n 13 18 and and CCONJ 7h149p3103n 13 19 hydroxycornexistin hydroxycornexistin NOUN 7h149p3103n 13 20 . . PUNCT