Many more methods exist and reported by the research groups of Magnus, Overman, Kuehne, Rawal, Bosch, Vollhardt, Mori, Shibasaki, Li, Fukuyama Vanderwal and MacMillan. Synthetic (+)-strychnine is also known. Racemic synthesises were published by Padwa in 2007 and in 2010 by Andrade and by Reissig. In his 1963 publication Woodward quoted Sir Robert Robinson who said for its molecular size it is the most complex substance known.
Many more methods exist and reported by the research groups of Magnus, Overman, Kuehne, Rawal, Bosch, Vollhardt, Mori, Shibasaki, Li, Fukuyama Vanderwal and MacMillan.
amod
Degree=Pos
many
Many
ADJ
JJ
amod
Degree=Cmp
more
more
ADJ
JJR
nsubj
Number=Plur
method
methods
NOUN
NNS
root
Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin
exist
exist
VERB
VBP
cc
and
and
CCONJ
CC
conj
Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin
report
reported
VERB
VBD
case
by
by
ADP
IN
det
Definite=Def|PronType=Art
the
the
DET
DT
compound
Number=Sing
research
research
NOUN
NN
obl
Number=Plur
group
groups
NOUN
NNS
case
of
of
ADP
IN
nmod
Number=Sing
Magnus
Magnus
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Overman
Overman
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Kuehne
Kuehne
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Rawal
Rawal
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Bosch
Bosch
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Vollhardt
Vollhardt
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Mori
Mori
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Shibasaki
Shibasaki
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Li
Li
PROPN
NNP
punct
,
,
PUNCT
,
conj
Number=Sing
Fukuyama
Fukuyama
PROPN
NNP
flat
Number=Sing
Vanderwal
Vanderwal
PROPN
NNP
cc
and
and
CCONJ
CC
conj
Number=Sing
MacMillan
MacMillan
PROPN
NNP
punct
.
.
PUNCT
.
Synthetic (+)-strychnine is also known.
amod
Degree=Pos
synthetic
Synthetic
ADJ
JJ
punct
(
(
PUNCT
-LRB-
dep
+
+
SYM
SYM
punct
)
)
PUNCT
-RRB-
punct
-
-
PUNCT
HYPH
nsubj:pass
Number=Sing
strychnine
strychnine
NOUN
NN
aux:pass
Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin
be
is
AUX
VBZ
advmod
also
also
ADV
RB
root
Tense=Past|VerbForm=Part|Voice=Pass
know
known
VERB
VBN
punct
.
.
PUNCT
.
Racemic synthesises were published by Padwa in 2007 and in 2010 by Andrade and by Reissig.
amod
Degree=Pos
Racemic
Racemic
ADJ
JJ
nsubj:pass
Number=Plur
synthesise
synthesises
NOUN
NNS
aux:pass
Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin
be
were
AUX
VBD
root
Tense=Past|VerbForm=Part|Voice=Pass
publish
published
VERB
VBN
case
by
by
ADP
IN
obl
Number=Sing
Padwa
Padwa
PROPN
NNP
case
in
in
ADP
IN
obl
NumForm=Digit|NumType=Card
2007
2007
NUM
CD
cc
and
and
CCONJ
CC
case
in
in
ADP
IN
nmod
NumForm=Digit|NumType=Card
2010
2010
NUM
CD
case
by
by
ADP
IN
conj
Number=Sing
Andrade
Andrade
PROPN
NNP
cc
and
and
CCONJ
CC
case
by
by
ADP
IN
conj
Number=Sing
Reissig
Reissig
PROPN
NNP
punct
.
.
PUNCT
.
In his 1963 publication Woodward quoted Sir Robert Robinson who said for its molecular size it is the most complex substance known.
case
in
In
ADP
IN
nmod:poss
Case=Gen|Gender=Masc|Number=Sing|Person=3|Poss=Yes|PronType=Prs
his
his
PRON
PRP$
nummod
NumForm=Digit|NumType=Card
1963
1963
NUM
CD
obl
Number=Sing
publication
publication
NOUN
NN
nsubj
Number=Sing
Woodward
Woodward
PROPN
NNP
root
Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin
quote
quoted
VERB
VBD
obj
Number=Sing
Sir
Sir
PROPN
NNP
flat
Number=Sing
Robert
Robert
PROPN
NNP
flat
Number=Sing
Robinson
Robinson
PROPN
NNP
nsubj
PronType=Rel
who
who
PRON
WP
acl:relcl
Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin
say
said
VERB
VBD
case
for
for
ADP
IN
nmod:poss
Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs
its
its
PRON
PRP$
amod
Degree=Pos
molecular
molecular
ADJ
JJ
obl
Number=Sing
size
size
NOUN
NN
nsubj
Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs
it
it
PRON
PRP
cop
Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin
be
is
AUX
VBZ
det
Definite=Def|PronType=Art
the
the
DET
DT
advmod
Degree=Sup
most
most
ADV
RBS
amod
Degree=Pos
complex
complex
ADJ
JJ
ccomp
Number=Sing
substance
substance
NOUN
NN
acl
Tense=Past|VerbForm=Part
know
known
VERB
VBN
punct
.
.
PUNCT
.