Exact Mass: 294.08031040000003

Exact Mass Matches: 294.08031040000003

Found 122 metabolites which its exact mass value is equals to given mass value 294.08031040000003, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

Dehydrocycloguanandin

Dehydrocycloguanandin

C18H14O4 (294.0892044)


   

TRAM-3

(2-Chlorophenyl)diphenylmethanol

C19H15ClO (294.081137)


   

(3S,4R)-3,4,5-trihydroxy-8-oxospiro[6,7-dihydronaphthalene-5,2-oxolane]-2-carboxylic acid

3,4,5-Trihydroxy-4-oxo-3,4,4,5-tetrahydrospiro[naphthalene-1(2H),2(3H)-furan]-6-carboxylic acid

C14H14O7 (294.0739494)


   

Cyanthoate

N-(1-Cyano-1-methylethyl)-2-[(diethoxyphosphoryl)sulphanyl]ethanimidic acid

C10H19N2O4PS (294.08031040000003)


   

Glyzarin

8-Acetyl-7-hydroxy-2-methyl-3-phenyl-4H-1-benzopyran-4-one, 9ci

C18H14O4 (294.0892044)


Glyzarin is found in herbs and spices. Glyzarin is a constituent of Glycyrrhiza glabra (licorice)

   

7-Acetoxy-2-methylisoflavone

2-Methyl-4-oxo-3-phenyl-4H-chromen-7-yl acetic acid

C18H14O4 (294.0892044)


7-Acetoxy-2-methylisoflavone is found in herbs and spices. 7-Acetoxy-2-methylisoflavone is isolated from Glycyrrhiza glabra (licorice

   

gamma-L-Glutamyl-L-methionine sulfoxide

2-Amino-4-[(1-carboxy-3-methanesulphinylpropyl)-C-hydroxycarbonimidoyl]butanoic acid

C10H18N2O6S (294.0885528)


gamma-L-Glutamyl-DL-methionine sulfoxide is found in nuts. gamma-L-Glutamyl-DL-methionine sulfoxide is isolated from the seeds of Fagus silvatica (beechnuts). Isolated from the seeds of mung bean (Vigna radiata) and black gram (Vigna mungo). gamma-L-Glutamyl-L-methionine sulfoxide is found in pulses.

   

Sulfacytine

4-amino-N-(1-ethyl-2-oxo-1,2-dihydropyrimidin-4-yl)benzene-1-sulfonamide

C12H14N4O3S (294.0786574)


Sulfacytine is a short-acting sulfonamide. The sulfonamides are synthetic bacteriostatic antibiotics with a wide spectrum against most gram-positive and many gram-negative organisms. However, many strains of an individual species may be resistant. Sulfonamides inhibit multiplication of bacteria by acting as competitive inhibitors of p-aminobenzoic acid in the folic acid metabolism cycle. Bacterial sensitivity is the same for the various sulfonamides, and resistance to one sulfonamide indicates resistance to all. Most sulfonamides are readily absorbed orally. However, parenteral administration is difficult, since the soluble sulfonamide salts are highly alkaline and irritating to the tissues. The sulfonamides are widely distributed throughout all tissues. High levels are achieved in pleural, peritoneal, synovial, and ocular fluids. Although these drugs are no longer used to treat meningitis, CSF levels are high in meningeal infections. Sulfacytine is a competitive inhibitor of the enzyme dihydropteroate synthetase. It inhibits bacterial synthesis of of dihydrofolic acid by preventing the condensation of the pteridine with para-aminobenzoic acid (PABA), a substrate of the enzyme dihydropteroate synthetase. The inhibited reaction is necessary in these organisms for the synthesis of folic acid. C254 - Anti-Infective Agent > C29739 - Sulfonamide Anti-Infective Agent D000890 - Anti-Infective Agents > D013424 - Sulfanilamides

   

3-Methoxy-2-(4-methylbenzoyl)-4H-1-benzopyran-4-one

3-Methoxy-2-(4-methylbenzoyl)-4H-1-benzopyran-4-one

C18H14O4 (294.0892044)


3-Methoxy-2-(4-methylbenzoyl)-4H-1-benzopyran-4-one is found in fruits. 3-Methoxy-2-(4-methylbenzoyl)-4H-1-benzopyran-4-one is a constituent of the roots of Mangifera indica (mango)

   

6-Hydroxymethylsulfadimidine

4-amino-N-[4-(hydroxymethyl)-6-methylpyrimidin-2-yl]benzene-1-sulfonamide

C12H14N4O3S (294.0786574)


D000890 - Anti-Infective Agents > D013424 - Sulfanilamides

   

Benzenesulfonamide, 4-amino-N-(5-hydroxy-4,6-dimethyl-2-pyrimidinyl)-

4-amino-N-(5-hydroxy-4,6-dimethylpyrimidin-2-yl)benzene-1-sulfonamide

C12H14N4O3S (294.0786574)


D000890 - Anti-Infective Agents > D013424 - Sulfanilamides

   

Lanceolatin C

1-(4-methoxy-1-benzofuran-5-yl)-3-phenylpropane-1,3-dione

C18H14O4 (294.0892044)


Pongamol (Lanceolatin C) is potent α-glucosidase inhibitor (IC50=103.5 μM) and has free-radical (DPPH) scavenging,antihyperglycemic, and antihyperglycemic activities[1].

   

methionine glutamate

4-amino-5-{[2-amino-4-(methylsulfanyl)butanoyl]peroxy}-5-oxopentanoic acid

C10H18N2O6S (294.0885528)


   

Sulfametomidine

4-amino-N-(6-methoxy-2-methylpyrimidin-4-yl)benzene-1-sulfonamide

C12H14N4O3S (294.0786574)


J - Antiinfectives for systemic use > J01 - Antibacterials for systemic use > J01E - Sulfonamides and trimethoprim > J01ED - Long-acting sulfonamides C254 - Anti-Infective Agent > C29739 - Sulfonamide Anti-Infective Agent D000890 - Anti-Infective Agents > D013424 - Sulfanilamides

   

3-Methoxy-[2,3:7,8]furanoflavanone

3-Methoxy-[2,3:7,8]furanoflavanone

C18H14O4 (294.0892044)


   
   

9-O-Methylneodunol

9-O-Methylneodunol

C18H14O4 (294.0892044)


   

6-Methoxy-[2,3:7,8]furanoflavanone

6-Methoxy-[2,3:7,8]furanoflavanone

C18H14O4 (294.0892044)


   
   
   

Castillene A

2-Methoxy-2- (phenylmethyl) benzo [ 1,2-b:3,4-b ] difuran-3 (2H) -one

C18H14O4 (294.0892044)


   
   

7-Acetyloxy-2-methylisoflavone

7-Acetyloxy-2-methylisoflavone

C18H14O4 (294.0892044)


   

Glyzarin

8-Acetyloxy-7-hydroxy-2-methylisoflavone

C18H14O4 (294.0892044)


   

pongamol

(2Z)-3-hydroxy-1-(4-methoxy-1-benzofuran-5-yl)-3-phenylprop-2-en-1-one

C18H14O4 (294.0892044)


Pongamol (Lanceolatin C) is potent α-glucosidase inhibitor (IC50=103.5 μM) and has free-radical (DPPH) scavenging,antihyperglycemic, and antihyperglycemic activities[1].

   
   

4-(Benzoyloxy)but-2-ynyl benzoate

4-(Benzoyloxy)but-2-ynyl benzoate

C18H14O4 (294.0892044)


   

OCP_295.0845_17.0

OCP_295.0845_17.0

C14H15ClN2O3 (294.077115)


CONFIDENCE Tentative identification: most likely structure (Level 3); INTERNAL_ID 1303

   

hydroxymethylenetanshinquinone

Phenanthro(1,2-b)furan-10,11-dione, 6,7,8,9-tetrahydro-7-hydroxy-1-methyl-6-methylene-

C18H14O4 (294.0892044)


   
   
   

9,10-Anthracenedione, 2-acetyl-1-hydroxy-3,6-dimethyl-

9,10-Anthracenedione, 2-acetyl-1-hydroxy-3,6-dimethyl-

C18H14O4 (294.0892044)


   
   

(2S,3S)-3-O-caffeyl-2,3,4-trihydroxy-2-methylbutan-1,4-olide|3-O-Caffeoyl-2-C-methyl-D-erythrono-1,4-lactone

(2S,3S)-3-O-caffeyl-2,3,4-trihydroxy-2-methylbutan-1,4-olide|3-O-Caffeoyl-2-C-methyl-D-erythrono-1,4-lactone

C14H14O7 (294.0739494)


   
   

Dehydrojuncuenin C

Dehydrojuncuenin C

C18H14O4 (294.0892044)


   

1,2-Dihydro-1,6-dimethyl-3,11-dioxanaphth[2,1-e]azulene-10,12-dione

1,2-Dihydro-1,6-dimethyl-3,11-dioxanaphth[2,1-e]azulene-10,12-dione

C18H14O4 (294.0892044)


   
   

1,8-dimethoxypyrene-2,7-diol

1,8-dimethoxypyrene-2,7-diol

C18H14O4 (294.0892044)


   

1-Hydroxy-2-acetyl-3,7-dimethyl-9,10-anthraquinone

1-Hydroxy-2-acetyl-3,7-dimethyl-9,10-anthraquinone

C18H14O4 (294.0892044)


   
   

1,3-Propanedione, 1-(4-methoxy-5-benzofuranyl)-3-phenyl-

1,3-Propanedione, 1-(4-methoxy-5-benzofuranyl)-3-phenyl-

C18H14O4 (294.0892044)


   
   

p-coumaroyl D-malic acid 1-methyl ester

p-coumaroyl D-malic acid 1-methyl ester

C14H14O7 (294.0739494)


   
   
   

tanshinketolactone

tanshinketolactone

C18H14O4 (294.0892044)


   
   
   

p-Terphenyl-3,2,5,3-tetraol

p-Terphenyl-3,2,5,3-tetraol

C18H14O4 (294.0892044)


   
   

{(Z)-3-(chloromethylene)-2,3-dihydrobenzo[b]oxepin-7-yl}methyl trimethysilyl ether

{(Z)-3-(chloromethylene)-2,3-dihydrobenzo[b]oxepin-7-yl}methyl trimethysilyl ether

C15H19ClO2Si (294.08427839999996)


   
   
   

3-(6,8-dimethoxy-1-oxoisochromen-3-yl)-2-hydroxypropanoic acid

NCGC00381106-01!3-(6,8-dimethoxy-1-oxoisochromen-3-yl)-2-hydroxypropanoic acid

C14H14O7 (294.0739494)


   

2-(2-hydroxyphenyl)-4-phenylbenzene-1,3,5-triol

NCGC00380432-01!2-(2-hydroxyphenyl)-4-phenylbenzene-1,3,5-triol

C18H14O4 (294.0892044)


   

3a-Hydroxymethylenetanshinquinone

3a-Hydroxymethylenetanshinquinone

C18H14O4 (294.0892044)


   

3-Hydroxymethylenetanshinquinone

3-Hydroxymethylenetanshinquinone

C18H14O4 (294.0892044)


   

(2-Chlorophenyl)(4-hydroxyphenyl)phenylmethane

(2-Chlorophenyl)(4-hydroxyphenyl)phenylmethane

C19H15ClO (294.081137)


   

4-(o-Carboxybenzamido)glutaramic acid

4-(o-Carboxybenzamido)glutaramic acid

C13H14N2O6 (294.0851824)


   

2-(o-Carboxybenzamido)glutaramic acid

2-(o-Carboxybenzamido)glutaramic acid

C13H14N2O6 (294.0851824)


   

Sulfacytine

4-amino-N-(1-ethyl-2-oxo-1,2-dihydropyrimidin-4-yl)benzene-1-sulfonamide

C12H14N4O3S (294.0786574)


C254 - Anti-Infective Agent > C29739 - Sulfonamide Anti-Infective Agent D000890 - Anti-Infective Agents > D013424 - Sulfanilamides

   

3-Methoxy-2-(4-methylbenzoyl)chromone

3-methoxy-2-[(4-methylphenyl)carbonyl]-4H-chromen-4-one

C18H14O4 (294.0892044)


   

g-L-Glutamyl-L-methionine sulfoxide

2-amino-4-[(1-carboxy-3-methanesulfinylpropyl)carbamoyl]butanoic acid

C10H18N2O6S (294.0885528)


   

N-[4-chloro-2-(trifluoromethyl)phenyl]-2-propoxyethanimidamide

N-[4-chloro-2-(trifluoromethyl)phenyl]-2-propoxyethanimidamide

C12H14ClF3N2O (294.07466999999997)


   

Metalol hydrochloride

N-[4-[1-hydroxy-2-(methylamino)propyl]phenyl]methanesulfonamide,hydrochloride

C11H19ClN2O3S (294.08048540000004)


   

n,n-bis(2-hydroxyethyl)-4-phenylenediamine sulphate

n,n-bis(2-hydroxyethyl)-4-phenylenediamine sulphate

C10H18N2O6S (294.0885528)


   

3,3-(p-Phenylenedioxy)diphenol

3,3-(p-Phenylenedioxy)diphenol

C18H14O4 (294.0892044)


   

Methyl 4-hydroxy-8-phenoxy-2-naphthoate

Methyl 4-hydroxy-8-phenoxy-2-naphthoate

C18H14O4 (294.0892044)


   

methyl 2-[(2-chloroacetyl)amino]-3-(1h-indol-3-yl)propanoate

methyl 2-[(2-chloroacetyl)amino]-3-(1h-indol-3-yl)propanoate

C14H15ClN2O3 (294.077115)


   

3-AMINO-3-[5-(3-CHLORO-4-METHOXYPHENYL)-FURAN-2-YL]-PROPIONIC ACID AMIDE

3-AMINO-3-[5-(3-CHLORO-4-METHOXYPHENYL)-FURAN-2-YL]-PROPIONIC ACID AMIDE

C14H15ClN2O3 (294.077115)


   

(R)-N-Acetyl-6-Chloro-Trp-OMe

(R)-N-Acetyl-6-Chloro-Trp-OMe

C14H15ClN2O3 (294.077115)


   

N,N-Bis(2-hydroxyethyl)-p-phenylenediamine sulphate

N,N-Bis(2-hydroxyethyl)-p-phenylenediamine sulphate

C10H18N2O6S (294.0885528)


   

1-[(4-NITROBENZYLOXY)CARBONYL]-PYRROLIDINE-2-CARBOXYLIC ACID

1-[(4-NITROBENZYLOXY)CARBONYL]-PYRROLIDINE-2-CARBOXYLIC ACID

C13H14N2O6 (294.0851824)


   
   

Dimethyl 1,8-Anthracenedicarboxylate

Dimethyl 1,8-Anthracenedicarboxylate

C18H14O4 (294.0892044)


   

2-(4-isothiocyanatophenyl)-N,N-dimethyl-1-benzofuran-6-amine,hydrochloride

2-(4-isothiocyanatophenyl)-N,N-dimethyl-1-benzofuran-6-amine,hydrochloride

C17H14N2OS (294.0826794)


   

6-chloro-N-(oxan-4-ylmethyl)-5-(trifluoromethyl)pyridin-2-amine

6-chloro-N-(oxan-4-ylmethyl)-5-(trifluoromethyl)pyridin-2-amine

C12H14ClF3N2O (294.07466999999997)


   

iodocyclododecane

iodocyclododecane

C12H23I (294.0844428)


   

6-METHOXY-3-[4-(TRIFLUOROMETHYL)PHENYL][1,2,4]TRIAZOLO[4,3-B]PYRIDAZINE

6-METHOXY-3-[4-(TRIFLUOROMETHYL)PHENYL][1,2,4]TRIAZOLO[4,3-B]PYRIDAZINE

C13H9F3N4O (294.072842)


   

5-(2-(BENZYLOXY)PHENYL)FURAN-2-CARBOXYLIC ACID

5-(2-(BENZYLOXY)PHENYL)FURAN-2-CARBOXYLIC ACID

C18H14O4 (294.0892044)


   

Sulfaethoxypyridazine

Sulfaethoxypyridazine

C12H14N4O3S (294.0786574)


D000890 - Anti-Infective Agents > D013424 - Sulfanilamides

   

6-CHLORO-9A-(2-FLUOROETHYL)-7-METHOXY-9,9A-DIHYDRO-1H-FLUOREN-3(2H)-ONE

6-CHLORO-9A-(2-FLUOROETHYL)-7-METHOXY-9,9A-DIHYDRO-1H-FLUOREN-3(2H)-ONE

C16H16ClFO2 (294.0822798)


   

4,4,4-trifluoro-3-hydroxy-3-(4-phenylphenyl)butan-2-one

4,4,4-trifluoro-3-hydroxy-3-(4-phenylphenyl)butan-2-one

C16H13F3O2 (294.0867594)


   

8-chloro-9a-(2-fluoroethyl)-7-methoxy-2,9-dihydro-1H-fluoren-3-on e

8-chloro-9a-(2-fluoroethyl)-7-methoxy-2,9-dihydro-1H-fluoren-3-on e

C16H16ClFO2 (294.0822798)


   

4-(2,4-dinitrophenyl)butyl prop-2-enoate

4-(2,4-dinitrophenyl)butyl prop-2-enoate

C13H14N2O6 (294.0851824)


   

N-[4-(4-methylphenyl)-1,3-thiazol-2-yl]benzamide

N-[4-(4-methylphenyl)-1,3-thiazol-2-yl]benzamide

C17H14N2OS (294.0826794)


   

1,4-BIS(TRIMETHYLSILYL)TETRAFLUOROBENZENE

1,4-BIS(TRIMETHYLSILYL)TETRAFLUOROBENZENE

C12H18F4Si2 (294.0883116)


   

4-PHENYLETHYNYLPHTHALIC DIMETHYL ESTER

4-PHENYLETHYNYLPHTHALIC DIMETHYL ESTER

C18H14O4 (294.0892044)


   

4-(4-Chloro-phenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid ethyl ester

4-(4-Chloro-phenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid ethyl ester

C14H15ClN2O3 (294.077115)


   

dmad

Benzoic acid, 4,4-(1,2-ethynediyl)bis-, dimethyl ester

C18H14O4 (294.0892044)


   

trans-1-(Iodomethyl)-4-pentylcyclohexane

trans-1-(Iodomethyl)-4-pentylcyclohexane

C12H23I (294.0844428)


   

4,4-(m-Phenylenedioxy)diphenol

4,4-(m-Phenylenedioxy)diphenol

C18H14O4 (294.0892044)


   

4,4,5,5-TETRAMETHYL-2-(PERFLUOROPHENYL)-1,3,2-DIOXABOROLANE

4,4,5,5-TETRAMETHYL-2-(PERFLUOROPHENYL)-1,3,2-DIOXABOROLANE

C12H12BF5O2 (294.08504619999997)


   

5-(3-(BENZYLOXY)PHENYL)FURAN-2-CARBOXYLIC ACID

5-(3-(BENZYLOXY)PHENYL)FURAN-2-CARBOXYLIC ACID

C18H14O4 (294.0892044)


   

5-AMINO-1-CYCLOPROPYL-6,7-DIFLUORO-1,4-DIHYDRO-8-METHYL-4-OXO-3-QUINOLINECARBOCYLIC ACID

5-AMINO-1-CYCLOPROPYL-6,7-DIFLUORO-1,4-DIHYDRO-8-METHYL-4-OXO-3-QUINOLINECARBOCYLIC ACID

C14H12F2N2O3 (294.0815946)


   

9,10-Anthracenediol, diacetate

9,10-Anthracenediol, diacetate

C18H14O4 (294.0892044)


   

7-(2-oxopropoxy)-3-phenyl-2H-chromen-2-one

7-(2-oxopropoxy)-3-phenyl-2H-chromen-2-one

C18H14O4 (294.0892044)


   

5-Methyl-alpha-((5-nitro-2-furanyl)methylene)-1H-benzimidazole-2-acetonitrile

5-Methyl-alpha-((5-nitro-2-furanyl)methylene)-1H-benzimidazole-2-acetonitrile

C15H10N4O3 (294.075287)


   

4-Methyl-alpha-((5-nitro-2-furanyl)methylene)-1H-benzimidazole-2-acetonitrile

4-Methyl-alpha-((5-nitro-2-furanyl)methylene)-1H-benzimidazole-2-acetonitrile

C15H10N4O3 (294.075287)


   

[1,1:3,1-Terphenyl]-2,2,4,6-tetraol

[1,1:3,1-Terphenyl]-2,2,4,6-tetraol

C18H14O4 (294.0892044)


   

(2E)-4-(4-(2-Chlorophenyl)-1-piperazinyl)-4-oxo-2-butenoic acid

(2E)-4-(4-(2-Chlorophenyl)-1-piperazinyl)-4-oxo-2-butenoic acid

C14H15ClN2O3 (294.077115)


   

4-Chloro-6-(4-piperazin-1-YL-1H-pyrazol-5-YL)benzene-1,3-diol

4-Chloro-6-(4-piperazin-1-YL-1H-pyrazol-5-YL)benzene-1,3-diol

C13H15ClN4O2 (294.088348)


   

3211-63-0

acetic acid (4-keto-2-methyl-3-phenyl-chromen-7-yl) ester

C18H14O4 (294.0892044)


   

(S)-malyl alpha-D-glucosaminide(1-)

(S)-malyl alpha-D-glucosaminide(1-)

C10H16NO9- (294.0825026)


   

Cyclic dehypoxanthinylfutalosine

Cyclic dehypoxanthinylfutalosine

C14H14O7 (294.0739494)


   

4-Amino-5-(2-amino-4-methylsulfanylbutanoyl)peroxy-5-oxopentanoic acid

4-Amino-5-(2-amino-4-methylsulfanylbutanoyl)peroxy-5-oxopentanoic acid

C10H18N2O6S (294.0885528)


   

N-[4-(2-methyl-4-thiazolyl)phenyl]benzamide

N-[4-(2-methyl-4-thiazolyl)phenyl]benzamide

C17H14N2OS (294.0826794)


   

(5Z)-2-(benzylamino)-5-benzylidene-1,3-thiazol-4-one

(5Z)-2-(benzylamino)-5-benzylidene-1,3-thiazol-4-one

C17H14N2OS (294.0826794)


   

3-Chloro-1-(2,4-dimethylphenyl)-4-(2-hydroxyethylamino)pyrrole-2,5-dione

3-Chloro-1-(2,4-dimethylphenyl)-4-(2-hydroxyethylamino)pyrrole-2,5-dione

C14H15ClN2O3 (294.077115)


   

2-[1-(2-Methylphenyl)-3-oxo-3-thiophen-2-ylpropyl]propanedinitrile

2-[1-(2-Methylphenyl)-3-oxo-3-thiophen-2-ylpropyl]propanedinitrile

C17H14N2OS (294.0826794)


   

(Z)-3-(3-Chloro-4-hydroxy-5-methoxyphenyl)-2-cyano-N-propan-2-ylprop-2-enamide

(Z)-3-(3-Chloro-4-hydroxy-5-methoxyphenyl)-2-cyano-N-propan-2-ylprop-2-enamide

C14H15ClN2O3 (294.077115)


   

3alpha-Hydroxymethylenetanshinquinone

3alpha-Hydroxymethylenetanshinquinone

C18H14O4 (294.0892044)


   

5,7-Dimethyl-3,4-methylenedioxyflavone

5,7-Dimethyl-3,4-methylenedioxyflavone

C18H14O4 (294.0892044)


   

3-(6,8-Dimethoxy-1-oxoisochromen-3-yl)-2-hydroxypropanoic acid

3-(6,8-Dimethoxy-1-oxoisochromen-3-yl)-2-hydroxypropanoic acid

C14H14O7 (294.0739494)


   

MDK-4025

(2-Chlorophenyl)diphenylmethanol

C19H15ClO (294.081137)


   

Sulfametomidine

Sulfamethomidine

C12H14N4O3S (294.0786574)


J - Antiinfectives for systemic use > J01 - Antibacterials for systemic use > J01E - Sulfonamides and trimethoprim > J01ED - Long-acting sulfonamides C254 - Anti-Infective Agent > C29739 - Sulfonamide Anti-Infective Agent D000890 - Anti-Infective Agents > D013424 - Sulfanilamides

   

7-Acetoxy-2-methylisoflavone

7-Acetoxy-2-methylisoflavone

C18H14O4 (294.0892044)


   

gamma-L-Glutamyl-L-methionine sulfoxide

gamma-L-Glutamyl-L-methionine sulfoxide

C10H18N2O6S (294.0885528)


   

3-Methoxy-2-(4-methylbenzoyl)-4H-1-benzopyran-4-one

3-Methoxy-2-(4-methylbenzoyl)-4H-1-benzopyran-4-one

C18H14O4 (294.0892044)