inuchinenolide C
Dihydromuronic acid
L-gulonolactone
Protolichesterinic acid
monodictyochromone A
Pertusaric acid
ethofumesate-2-keto
salicifoliol
plakortone P
beta-peltatin
michaolide B
plakortolide O
Neocnidilide
dehydro-L-arabinono-1,4-lactone
Strigolactone ABC-rings
lobohedleolide
17-dimethylaminolobohedleolide
hyperinol B
paraminabeolide D
Galanolactone
paraminabeolide C
5-Butyltetrahydro-2-oxo-3-furancarboxylic acid
ergolide
3_STAR
gelsemiol-6'-trans-caffeoyl-1-glucoside
picrotin
chaetoviridin A
4-Hydroxy-5-(1,2,3-trihydroxy-3-phenylpropyl)oxolan-2-one
rotiorinol B
2beta-methoxy-2-deethoxy-8-O-deacylphantomolin-8-O-tiglinate
podorhizol beta-D-glucoside
12-epi-19-O-methylscalarin
Myrocin D
isoaigialone B
arglabin
plakortolide R
(4R,5R)-5-(1,2-dihydroxyethyl)-3,4-dihydroxy-2-oxolanone
(-)-sanguinolignan B
isopatulin
4'-demethyldeoxypodophyllotoxin
michaolide E
(3R,4S,1'R)-3-(1'-hydroxyethyl)-4-methyldihydrofuran-2(3H)-one
chermesinone B
chaetoviridin E
Dihydro-5-(2-octenyl)-2(3H)-furanone
rubriflordilactone B
helenalin
plakortolide L
7E,10-undecadien-4-olide
(Z)-3-butylidenephthalide
crispolide
Mexicanin E
confertin
plakortone L
inumakilactone
sinularolide C
sporothriolide
alpha'-angelica lactone
Sphaeropsidin A
sinularolide E
hederacine B
Artabsinolide A
rhuscholide A
allo-Protolichesterinic acid
neotriptophenolide
monodictyochromone B
cis-heme d hydroxychlorin gamma-spirolactone
4beta,10alpha-dihydroxy-5alphaH-guai-1(2),11(13)-dien-12,8alpha-olide
triptolidenol
podorhizol
tatridin A
5,5-Dibutyl-4,5-dihydro-2(3H)furanone
decatromicin B
beta-EMGBL
TBS-Corey Lactone Aldehyde
23-Deoxypaeonenoide A, (rel)-
hallactone B
2-(p-nitrophenyl)-4-ethoxymethyleneoxazol-5-one
teniposide
Tutin
purpurester A
inuchinenolide B
Junceellolide C, (+)-, (rel)-
(3S,3aR,4S,9aS,9bR)-4-hydroxy-3,6,9-trimethyl-3,3a,4,5,9a,9b-hexahydroazuleno[4,5-b]furan-2,7-dione
2-Deoxy-L-ribono-1,4-lactone
eupatolide
carpesiolin
nagilactone F
L-arabino-1,4-lactone-5-phosphate
graveolide
5-Nonyltetrahydro-2-oxo-3-furancarboxylic acid
triptobenzene K
alpha-nimolactone
patulin
(Z)-Oak lactone
5'-epichaetoviridin A
Alectrol
inuviscolide
4-Methyl-3-oxoadipate-enol-lactone
cabraleahydroxylactone acetate
citrifolinoside
3-oxo-N-[(3S)-2-oxotetrahydrofuran-3-yl]tetradecanamide
(4betaH)-5alpha-hydroxy-8alpha-(2-methylbut-2-enoyloxy)-2-oxo-1(10),11(13)-guaiadien-12,6alpha-olide
mycophenolate mofetil
dehydro-D-arabinono-1,4-lactone
Eunicea sesquiterpenoid 2
[1-[5-(2-methylpropoxymethyl)-2-oxo-3-oxolanyl]propan-2-ylideneamino]thiourea
cabralealactone
michaolide G
chaetoviridin I
Dihydro-4,4-dimethyl-2(3H)-furanone
6-Hydroxy-4-decanolide
8-epihelenalin
Pilocarpidine
plakortolide M
ballotenic acid
Achillicin
2-Carboxy-4-dodecanolide
matairesinoside
5-Dodecyldihydro-2(3H)-furanone
gelomulide M
longirostrerone A
longirostrerone D
5-(2-Methylpropyl)tetrahydro-2-oxo-3-furancarboxylic acid
Dihydropertusaric acid
TOP-53
(-)-sanguinolignan C
Nephrosteranic acid
dihydro-3-hydroxy-3-(1-hydroxyethyl)-4-methylfuran-2(3H)-one
sedanonic acid lactone
sibiskoside
Ferulin
Matricarin
(Z)-4-Hydroxy-6-dodecenoic acid lactone
plakortolide K
(-)-sanguinolignan A
Dihidroprotolichesterinic acid
Quercuslactone a
longirostrerone C
cleistanthins
paraminabeolide F
auricin
michaolide F
Vernolide
phloxine O
(4betaH)-8alpha-(2-methylbut-2-enoyloxy)-2-oxo-1(5),10(14),11(13)-guaiatrien-12,6alpha-olide
5-octyloxolan-2-one
butan-4-olide
butenolide
D-(-)-Gulono-gamma-lactone
Sherry lactone
4-(ethoxymethylene)-2-phenyloxazol-5-one
3-Methylbutyrolactone
12-deacetoxy-21-acetoxyscalarin
graminone B
bielschowskysin
Flakinin A
16-O-deacetyl-16-epi-scalarolbutenolide
allo-Pertusaric acid
5-Heptyltetrahydro-2-oxo-3-furancarboxylic acid
(-)-rotiorin
artemoin
4-methylene-2-octyl-5-oxo-3-oxolanecarboxylic acid
cyclic N(6)-threonylcarbamoyladenosine
crassumolide A
hyperinol A
sesterstatin 3
(-)-corey lactone
(-)-sanguinolignan D
michaolide J
3,5-Dimethyldihydro-2(3H)-furanone
plakortolide N
Velatumolide, (rel)-
burrodin
Nephromopsic acid
agnestin B
monascin
Marrubiin
5-Hexyldihydro-4-methyl-2(3H)-furanone
Sphaeropsidin B
hinokinin
Vernomygdin
plakortolide P
fumimycin
7beta,12alpha-Dihydroxykaurenolide
michaolide D
(3S,3aR,4S,9aR,9bR)-4-hydroxy-3,6,9-trimethyl-3,3a,4,5,9a,9b-hexahydroazuleno[4,5-b]furan-2,7-dione
aromaticin
phantomolin
3-Furancarboxylic acid, tetrahydro-4-methylene-2-octyl-5-oxo-, (2R,3S)-rel-
gelomulide K
michaolide C
lancifodilactone G
5,7-dihydroxy-4-methylphthalide
rubrorotiorin
12-O-acetyl-16-O-deacetyl-16-epi-scalarobutenolide
Plaunol B
14-Epiandrographolide, >=95% (LC/MS-ELSD)
cohibin
trans-heme d hydroxychlorin gamma-spirolactone
2-benzyl-4-hydroxymethylene-5-oxazolone
calcein am
8-deacetylmatricarin-8-sulfate
Smardaesidin A, (rel)-
12-O-acetyl-16-O-methylhyrtiolide
[1-[5-(3-methylbutoxymethyl)-2-oxo-3-oxolanyl]propan-2-ylideneamino]thiourea
5-oxotetrahydrofuran-2-carboxylic acid
Premarrubiin
UCS1025 A
plakortolide Q
Gemmacolide H, (rel)-
Renillafoulin A
(7Z)-lobohedleolide
3-acetyl-3-methyldihydrofuran-2(3H)-one
5-Hexyltetrahydro-2-oxo-3-furancarboxylic acid
6'-O-galloylalbiflorin
D-apionolactone
9-deoxy-hymatoxin A
dehydrocostus lactone
zaluzanin C
chaetoviridin H
Artabsinolide D
(1alpha,4alpha,5beta,6alpha,11betaH)-1,4-Epoxy-5-hydroxy-10(14)-germacren-12,6-olide
xi-Dihydro-5-octyl-2(3H)-furanone
triptriolide
gamma-D-galactonolactone
beta-nimolactone
4-Hydroxy-3,6,9-trimethyl-3,3a,4,5,9a,9b-hexahydroazuleno[4,5-b]furan-2,7-dione
Michelenolide
hydramacrophyllol A
carlactone
2-carboxy-L-lyxonolactone
9-octadecen-4-olide
Dihydromikanolide
1-hydroxycrisamicin A
Lipiferolide
rhizopycnolide A
sinularolide B
celastolide
Muronic acid
gamma-octalactone
zaluzanin D
1-epi-tatridin B
alpha-EMGBL
rotiorinol A
Roccellaric acid
lancifodilactone F
5-benzyloxolan-2-one
dihydrofukinolide
12-O-deacetyl-12-epi-19-deoxy-21-hydroxyscalarin
2alpha-acetoxy-4alpha,6alpha-dihydroxy-1beta,5alphaH-guai-9(10),11(13)-dien-12,8alpha-olide
thunberginol F 7-O-beta-D-glucopyranoside
plakortolide S
alpha-peltatin
Glucarate 1,4-lactone
Tagitinin F
8-epiinuviscolide
2-C-Methyl-1,4-erythrono-D-lactone
Antheridiogen-An
strongylophorine-26
3-[2-(6,7-dihydroxy-1,2,4a-trimethyl-1-spiro[3,4,6,7,8,8a-hexahydro-2H-naphthalene-5,2'-oxirane]yl)ethyl]-4-hydroxy-5-methoxy-2-oxolanone
michaolide K
sinularolide D
4-epiisoinuviscolide
monascorubrin
rotiorinol C
gamma-decalactone
Pyrethrosin
2,5-epoxy-2beta-hydroxy-8alpha-(2-methylbut-2-enoyloxy)-4(15),10(14),11(13)-germacratrien-12,6alpha-olide
3-Acetyldihydro-2(3H)-furanone
gallein
thunberginol F
chermesinone C
Ethyl 5-oxotetrahydro-2-furancarboxylate
mycophenolic acid
Baileyin
andrographolide
rubesanolide D
5-Pentyltetrahydro-2-oxo-3-furancarboxylic acid
4,5-Dihydro-drospirenone-3-sulfate
chaetoviridin G
Elephantopin
purpurester B
5-(1,2-dihydroxyethyl)-4-hydroxyoxolane-2,3-dione
2-Phenylbutyrolactone
cabraleahydroxylactone
2-benzofuran-1(3H)-one
5,5-Dimethyl-4-(3-oxobutyl)dihydro-2(3H)-furanone
triptonolide
D-xylono-1,4-lactone-5-phosphate
Gemmacolide G, (rel)-
Mikanolide
alpha-mannofuranuronic acid gamma-lactone
triptophenolide methyl ether
viguilenin
16-hydroxytriptolide
Sphaeropsidin D
sesterstatin 2
cis-heme d hydroxychlorin gamma-spirolactone methyl ester
fluorescein (lactone form)
(3S,3Ar,4S,9aS,9bR)-4-hydroxy-3,6,9-trimethyl-3,3a,4,5-tetrahydroazuleno[4,5-b]furan-2,7(9aH,9bH)-dione hydrate
tatridin B
1-Peroxyferolide
5-henicosyldihydrofuran-2(3H)-one
dihydrocanadensolide
bigelovin
himbacine
arborescin
4,5,6,7-tetrachloro-2-benzofuran-1(3H)-one
4'-epichaetoviridin F
Smardaesidin E, (rel)-
Gulono-1,4-lactone
Sapidolide A
michaolide H
lactonamycin
(-)-trans-C75
inumakilactone B
asperuloside
9,10-Epoxyeremanthin
angelica lactone
(3R,4R,5R)-3-[(11E)-hexadeca-11,15-dien-9-ynyl]-4-hydroxy-5-methyloxolan-2-one
Coriamyrtin
dilopholide
Mellitoxin
Andilesin A
mycophenolic acid O-acyl-glucuronide
michaolide I
tetraneurin E
spirodiclofen
4,10-dihydroxy-10-methyl-dodecan-4-olide
epi-Velatumolide
(-)-matairesinol
albiflorin
2-Carboxy-5,7-dimethyl-4-octanolide
4'-epichaetoviridin A
decatromicin A
sesterstatin 1
(5R)-5-[(1S)-1,2-dihydroxyethyl]-4-hydroxyoxolane-2,3-dione
eplerenone
3-Hydroxyadipic acid 3,6-lactone
5-Hexyldihydro-5-methyl-2(3H)-furanone
hydramacrophyllol B
12beta-hydroxychaetoviridin C
(7'S)-parabenzlactone
Neodihydroprotolichesterinic acid
5-oxo-furan-2-acetyl-CoA
chaetoviridin C
Dihydro-3-methyl-2(3H)-furanone
(R)-gamma-Decalactone
epi-Tulipinolide diepoxide
6alpha-acetoxyisoinuviscolide
3-Heptyldihydro-5-methyl-2(3H)-furanone
deoxypodophyllotoxin
Acremostrictin, rel-
plakortone N
paraminabeolide E
2beta-methoxy-2-deethoxyphantomolin
4-(ethoxymethylene)-2-styryloxazol-5-one
Stramonin B
salvileucalin B
michaolide A
5-(3E-Pentenyl)tetrahydro-2-oxo-3-furancarboxylic acid
Artenolide
crassolide
gamma-tetradecalactone
lactinolide
4-(ethoxymethylene)-2-(2-furyl)oxazol-5-one
picrotoxinin
(2S,3R)-4-methylene-5-oxo-2-propyl-3-oxolanecarboxylic acid
gamma-lactone
1,4-lactones
butyrolactones
gamma-Laktone
1,4-Lactone
a 1,4-lactone
gamma-lactona
gamma-lactones
gamma-lactonas
lactone