Exact Mass: 244.0516

Exact Mass Matches: 244.0516

Found 120 metabolites which its exact mass value is equals to given mass value 244.0516, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

Penicillenic acid

3-Mercapto-N-[(5-oxo-4(5H)-oxazolylidene)methyl]-valine

C9H12N2O4S (244.0518)


   

Cgp 52608

1-methyl-3-[(Z)-(4-oxo-3-prop-2-enyl-1,3-thiazolidin-2-ylidene)amino]thiourea

C8H12N4OS2 (244.0453)


   

1-O-Galloylglycerol

2,3-Dihydroxypropyl 3,4,5-trihydroxybenzoic acid

C10H12O7 (244.0583)


1-O-Galloylglycerol is found in garden rhubarb. 1-O-Galloylglycerol is isolated from commercial rhubarb. Isolated from commercial rhubarb. 1-O-Galloylglycerol is found in green vegetables and garden rhubarb.

   

1,4-Diacetoxy-2,3-dicyanobenzene

4-(acetyloxy)-2,3-dicyanophenyl acetate

C12H8N2O4 (244.0484)


   

(5R,6S)-3-(Aminomethyl)-6-[(1R)-1-hydroxyethyl]-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

4-Thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 3-(aminomethyl)-6-[(1R)-1-hydroxyethyl]-7-oxo-, (5R,6S)-

C9H12N2O4S (244.0518)


   

3-Pyroglutamylthiazolidine-4-carboxylic acid

3-(5-Hydroxy-3,4-dihydro-2H-pyrrole-2-carbonyl)-1,3-thiazolidine-4-carboxylate

C9H12N2O4S (244.0518)


D007155 - Immunologic Factors

   

Maybridge3_001887

Maybridge3_001887

C12H8N2O4 (244.0484)


   

2-(2-methylphenyl)sulfanylbenzoic acid

2-(2-methylphenyl)sulfanylbenzoic acid

C14H12O2S (244.0558)


   

Pidotimod Impurity D

Pidotimod Impurity D

C9H12N2O4S (244.0518)


   

Picrasidine V

Picrasidine V

C12H8N2O4 (244.0484)


   

1,2,3,4-Tetrahydro-6-hydroxy-2-methyl-1,3,4-trioxo-pyrazino<1,2-a>indol|6-Hydroxy-1,3,4-trioxo-2-methyl-1,2,3,4-tetrahydro-pyrazino<1,2-a>indol|6-hydroxy-2-methyl-pyrazino[1,2-a]indole-1,3,4-trione

1,2,3,4-Tetrahydro-6-hydroxy-2-methyl-1,3,4-trioxo-pyrazino<1,2-a>indol|6-Hydroxy-1,3,4-trioxo-2-methyl-1,2,3,4-tetrahydro-pyrazino<1,2-a>indol|6-hydroxy-2-methyl-pyrazino[1,2-a]indole-1,3,4-trione

C12H8N2O4 (244.0484)


   

Pidotimod

Pidotimod

C9H12N2O4S (244.0518)


L - Antineoplastic and immunomodulating agents > L03 - Immunostimulants > L03A - Immunostimulants C308 - Immunotherapeutic Agent > C2139 - Immunostimulant D007155 - Immunologic Factors

   

5-Chlorodivaricatinic acid

5-Chlorodivaricatinic acid

C11H13ClO4 (244.0502)


   

1-o-galloylglycerol

2,3-dihydroxypropyl 3,4,5-trihydroxybenzoate

C10H12O7 (244.0583)


   

methyl 5-(trifluoromethyl)-1H-pyrrolo[3,2-b]pyridine-2-carboxylate

methyl 5-(trifluoromethyl)-1H-pyrrolo[3,2-b]pyridine-2-carboxylate

C10H7F3N2O2 (244.046)


   

2-(PENTAFLUOROPROPANOYL)CYCLOHEXANONE

2-(PENTAFLUOROPROPANOYL)CYCLOHEXANONE

C9H9F5O2 (244.0523)


   

2-[2-(Phenylthio)phenyl]acetic acid

2-[2-(Phenylthio)phenyl]acetic acid

C14H12O2S (244.0558)


   

3,5-Bis(trifluoromethyl)-1,2-diaminobenzene

3,5-Bis(trifluoromethyl)-1,2-diaminobenzene

C8H6F6N2 (244.0435)


   

2-MORPHOLIN-4-YL-ISONICOTINIC ACID HYDROCHLORIDE

2-MORPHOLIN-4-YL-ISONICOTINIC ACID HYDROCHLORIDE

C10H13ClN2O3 (244.0615)


   

3-(2,4-difluorophenyl)pentanedioic acid

3-(2,4-difluorophenyl)pentanedioic acid

C11H10F2O4 (244.0547)


   

4-(5-nitropyridin-2-yl)benzoic acid

4-(5-nitropyridin-2-yl)benzoic acid

C12H8N2O4 (244.0484)


   

N-(3-Chlorophenyl)-1H-pyrazolo[4,3-b]pyridin-3-amine

N-(3-Chlorophenyl)-1H-pyrazolo[4,3-b]pyridin-3-amine

C12H9ClN4 (244.0516)


   

Benzene,[(2-phenylethenyl)sulfonyl]-

Benzene,[(2-phenylethenyl)sulfonyl]-

C14H12O2S (244.0558)


   

3-(4-fluorobenzoyl)benzoic acid

3-(4-fluorobenzoyl)benzoic acid

C14H9FO3 (244.0536)


   

3-(4-methylsulfanylphenyl)benzoic acid

3-(4-methylsulfanylphenyl)benzoic acid

C14H12O2S (244.0558)


   

2,2-Bipyridine-4,4-dicarboxylic acid

2,2-Bipyridine-4,4-dicarboxylic acid

C12H8N2O4 (244.0484)


   

4-CYANO-2-(TRIFLUOROMETHOXY)ACETANILIDE

4-CYANO-2-(TRIFLUOROMETHOXY)ACETANILIDE

C10H7F3N2O2 (244.046)


   

1-butyltellanylbutane

1-butyltellanylbutane

C8H18Te (244.0471)


   

2-Boc-Aminothiazole-5-carboxylic acid

2-Boc-Aminothiazole-5-carboxylic acid

C9H12N2O4S (244.0518)


   

Diphenylvinylchlorosilane

Diphenylvinylchlorosilane

C14H13ClSi (244.0475)


   

Benzeneacetic acid, a-(phenylthio)-

Benzeneacetic acid, a-(phenylthio)-

C14H12O2S (244.0558)


   

4-[(phenylthio)methyl]benzoic acid

4-[(phenylthio)methyl]benzoic acid

C14H12O2S (244.0558)


   
   

3-(3,5-difluorophenyl)pentanedioic acid

3-(3,5-difluorophenyl)pentanedioic acid

C11H10F2O4 (244.0547)


   

3-FLUORO-2-FORMYL-[1,1-BIPHENYL]-4-CARBOXYLIC ACID

3-FLUORO-2-FORMYL-[1,1-BIPHENYL]-4-CARBOXYLIC ACID

C14H9FO3 (244.0536)


   

3-FLUORO-4-FORMYL-[1,1-BIPHENYL]-4-CARBOXYLIC ACID

3-FLUORO-4-FORMYL-[1,1-BIPHENYL]-4-CARBOXYLIC ACID

C14H9FO3 (244.0536)


   

methyl 2-[(4-aminophenyl)sulfonylamino]acetate

methyl 2-[(4-aminophenyl)sulfonylamino]acetate

C9H12N2O4S (244.0518)


   

4-(3-chloropropoxy)-3-methoxybenzoic acid

4-(3-chloropropoxy)-3-methoxybenzoic acid

C11H13ClO4 (244.0502)


   

(2,5-BIS(TRIFLUOROMETHYL)PHENYL)HYDRAZINE

(2,5-BIS(TRIFLUOROMETHYL)PHENYL)HYDRAZINE

C8H6F6N2 (244.0435)


   

1-Methyl-1-(2H3)methylpiperidinium iodide

1-Methyl-1-(2H3)methylpiperidinium iodide

C7H13D3IN (244.0516)


   

Boc-2-Amino-4-thiazole-carboxylic acid

Boc-2-Amino-4-thiazole-carboxylic acid

C9H12N2O4S (244.0518)


   

4-Chloro-6-phenyl-5H-pyrrolo[3,2-d]pyrimidin-2-amine

4-Chloro-6-phenyl-5H-pyrrolo[3,2-d]pyrimidin-2-amine

C12H9ClN4 (244.0516)


   

2-(4-Fluorobenzoyl)benzoic acid

2-(4-Fluorobenzoyl)benzoic acid

C14H9FO3 (244.0536)


   

Benzenesulfonamide,4-nitro-N-propyl-

Benzenesulfonamide,4-nitro-N-propyl-

C9H12N2O4S (244.0518)


   

5-(3-NITROPHENYL)NICOTINIC ACID

5-(3-NITROPHENYL)NICOTINIC ACID

C12H8N2O4 (244.0484)


   

5-phenylmethoxycarbonyl-1H-pyrrole-2-carboxylate

5-phenylmethoxycarbonyl-1H-pyrrole-2-carboxylate

C13H10NO4- (244.061)


   

2,2-Dinitrobiphenyl

2,2-Dinitrobiphenyl

C12H8N2O4 (244.0484)


   

4-METHYLSULFANYL-BIPHENYL-4-CARBOXYLIC ACID

4-METHYLSULFANYL-BIPHENYL-4-CARBOXYLIC ACID

C14H12O2S (244.0558)


   

BRL-50481

N,N,2-trimethyl-5-nitrobenzenesulfonamide

C9H12N2O4S (244.0518)


   

3-Chlorothiophene-2-boronic acid pinacol ester

3-Chlorothiophene-2-boronic acid pinacol ester

C10H14BClO2S (244.0496)


   

3,5-BIS(TRIFLUOROMETHYL)PHENYLHYDRAZINE

3,5-BIS(TRIFLUOROMETHYL)PHENYLHYDRAZINE

C8H6F6N2 (244.0435)


   

2-Butyl-2-(2,4-dichlorophenyl)oxirane

2-Butyl-2-(2,4-dichlorophenyl)oxirane

C12H14Cl2O (244.0422)


   

2,4-dinitro-1,1-biphenyl

2,4-dinitro-1,1-biphenyl

C12H8N2O4 (244.0484)


   

5,5′-dicarboxy-2,2′-bipyridine

5,5′-dicarboxy-2,2′-bipyridine

C12H8N2O4 (244.0484)


   

2,5-Furandicarboxylicacid, 3,4-dihydroxy-, 2,5-diethyl ester

2,5-Furandicarboxylicacid, 3,4-dihydroxy-, 2,5-diethyl ester

C10H12O7 (244.0583)


   

1-((4-METHYLPHENYL)METHYL)-1H-PYRROLE-2,5-DIONE

1-((4-METHYLPHENYL)METHYL)-1H-PYRROLE-2,5-DIONE

C11H14Cl2N2 (244.0534)


   

4-CHLORO-1-(P-TOLYL)-1H-PYRAZOLO[3,4-D]PYRIMIDINE

4-CHLORO-1-(P-TOLYL)-1H-PYRAZOLO[3,4-D]PYRIMIDINE

C12H9ClN4 (244.0516)


   

2-(Methylsulfonyl)-6-propylpyrimidine-4-carboxylic acid

2-(Methylsulfonyl)-6-propylpyrimidine-4-carboxylic acid

C9H12N2O4S (244.0518)


   

(2R)-3-amino-2-(benzenesulfonamido)propanoic acid

(2R)-3-amino-2-(benzenesulfonamido)propanoic acid

C9H12N2O4S (244.0518)


   

methyl 6-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylate

methyl 6-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylate

C10H7F3N2O2 (244.046)


   

7-Benzyl-6-chloropurine

7-Benzyl-6-chloropurine

C12H9ClN4 (244.0516)


   

2-(1,1,2,2-tetrafluoroethoxy)naphthalene

2-(1,1,2,2-tetrafluoroethoxy)naphthalene

C12H8F4O (244.0511)


   

3-(5-Nitropyridin-2-yl)benzoic acid

3-(5-Nitropyridin-2-yl)benzoic acid

C12H8N2O4 (244.0484)


   

[3,3]bipyridinyl-2,2-dicarboxylic acid

[3,3]bipyridinyl-2,2-dicarboxylic acid

C12H8N2O4 (244.0484)


   

METHYL 2-PHENYL-3-(2-THIENYL)ACRYLATE

METHYL 2-PHENYL-3-(2-THIENYL)ACRYLATE

C14H12O2S (244.0558)


   

6-(5-Chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-2-pyridinamine

6-(5-Chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-2-pyridinamine

C12H9ClN4 (244.0516)


   

8-(2-AMINOETHYL)-5-HYDROXY-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE HYDROCHLORIDE

8-(2-AMINOETHYL)-5-HYDROXY-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE HYDROCHLORIDE

C10H13ClN2O3 (244.0615)


   

1-(3,4,5-TRIMETHOXYPHENYL)BUTANE-1,3-DIONE

1-(3,4,5-TRIMETHOXYPHENYL)BUTANE-1,3-DIONE

C11H14Cl2N2 (244.0534)


   

2,2-Bipyridine-6,6-dicarboxylic acid

2,2-Bipyridine-6,6-dicarboxylic acid

C12H8N2O4 (244.0484)


   

4-MORPHOLIN-4-YL-PYRIDINE-2-CARBOXYLIC ACID X HCL

4-MORPHOLIN-4-YL-PYRIDINE-2-CARBOXYLIC ACID X HCL

C10H13ClN2O3 (244.0615)


   

4,4-Dinitrobiphenyl

4,4-Dinitrobiphenyl

C12H8N2O4 (244.0484)


   

methyl 2-(trifluoromethyl)-1H-benzo[d]imidazole-7-carboxylate

methyl 2-(trifluoromethyl)-1H-benzo[d]imidazole-7-carboxylate

C10H7F3N2O2 (244.046)


   

4-(5-Chloro-1H-pyrrolo[2,3-b]pyridin-4-yl)-2-pyridinamine

4-(5-Chloro-1H-pyrrolo[2,3-b]pyridin-4-yl)-2-pyridinamine

C12H9ClN4 (244.0516)


   

2-Pyridinamine, 4-(4-chloro-1H-pyrrolo[2,3-b]pyridin-2-yl)-

2-Pyridinamine, 4-(4-chloro-1H-pyrrolo[2,3-b]pyridin-2-yl)-

C12H9ClN4 (244.0516)


   

4-Benzoylphenyl methyl sulfoxide

4-Benzoylphenyl methyl sulfoxide

C14H12O2S (244.0558)


   

2-FLUORO-4-FORMYL-[1,1-BIPHENYL]-4-CARBOXYLIC ACID

2-FLUORO-4-FORMYL-[1,1-BIPHENYL]-4-CARBOXYLIC ACID

C14H9FO3 (244.0536)


   

(2-trifluoromethyl-benzoimidazol-1-yl)-acetic acid

(2-trifluoromethyl-benzoimidazol-1-yl)-acetic acid

C10H7F3N2O2 (244.046)


   

2-P-TOLYLOXY-PROPYLAMINE

2-P-TOLYLOXY-PROPYLAMINE

C10H13ClN2OS (244.0437)


   

6-(3-Nitrophenyl)-picolinic acid

6-(3-Nitrophenyl)-picolinic acid

C12H8N2O4 (244.0484)


   

2-(quinolin-2-yl)ethanamine dihydrochloride

2-(quinolin-2-yl)ethanamine dihydrochloride

C11H14Cl2N2 (244.0534)


   

6-TRIFLUOROMETHYL-1H-INDAZOLE-3-CARBOXYLIC ACID METHYL ESTER

6-TRIFLUOROMETHYL-1H-INDAZOLE-3-CARBOXYLIC ACID METHYL ESTER

C10H7F3N2O2 (244.046)


   

1-(2,4-Dichlorobenzyl)piperazine

1-(2,4-Dichlorobenzyl)piperazine

C11H14Cl2N2 (244.0534)


   

2-(PHENYLTHIOMETHYL)BENZOIC ACID

2-(PHENYLTHIOMETHYL)BENZOIC ACID

C14H12O2S (244.0558)


   

5-Chlorothiophene-2-boronic acid pinacol ester

5-Chlorothiophene-2-boronic acid pinacol ester

C10H14BClO2S (244.0496)


   

[R-(R*,R*)]-3-[(5-Oxo-2-pyrrolidinyl)carbonyl]-4-thiazolidinecarboxylic acid

[R-(R*,R*)]-3-[(5-Oxo-2-pyrrolidinyl)carbonyl]-4-thiazolidinecarboxylic acid

C9H12N2O4S (244.0518)


   

[S-(R*,R*)]-3-[(5-Oxo-2-pyrrolidinyl)carbonyl]-4-thiazolidinecarboxylic acid

[S-(R*,R*)]-3-[(5-Oxo-2-pyrrolidinyl)carbonyl]-4-thiazolidinecarboxylic acid

C9H12N2O4S (244.0518)


   

Hexahydro-5,8-dioxo-3H-thiazolo[3,4-a]pyrazine-6-propanoic acid

Hexahydro-5,8-dioxo-3H-thiazolo[3,4-a]pyrazine-6-propanoic acid

C9H12N2O4S (244.0518)


   

Methyl-quinolin-8-ylmethyl-amine dihydrochloride

Methyl-quinolin-8-ylmethyl-amine dihydrochloride

C11H14Cl2N2 (244.0534)


   

Benzoic acid,2-[(phenylmethyl)thio]-

Benzoic acid,2-[(phenylmethyl)thio]-

C14H12O2S (244.0558)


   

2-(4-AMINOBENZAMIDO)ETHANESULFONIC ACID

2-(4-AMINOBENZAMIDO)ETHANESULFONIC ACID

C9H12N2O4S (244.0518)


   

methyl 4-(trifluoromethyl)-1H-pyrrolo[3,2-c]pyridine-2-carboxylate

methyl 4-(trifluoromethyl)-1H-pyrrolo[3,2-c]pyridine-2-carboxylate

C10H7F3N2O2 (244.046)


   

ethyl 2-chloro-3,4-dimethoxybenzoate

ethyl 2-chloro-3,4-dimethoxybenzoate

C11H13ClO4 (244.0502)


   

Benzene,[[(1E)-2-phenylethenyl]sulfonyl]-

Benzene,[[(1E)-2-phenylethenyl]sulfonyl]-

C14H12O2S (244.0558)


   

N-[(1-ETHYL-1H-PYRAZOL-4-YL)METHYL]-N-ISOPROPYLAMINE

N-[(1-ETHYL-1H-PYRAZOL-4-YL)METHYL]-N-ISOPROPYLAMINE

C10H13ClN2O3 (244.0615)


   

4-bromo-3,5-dimethyl-1-(3-methylbutyl)pyrazole

4-bromo-3,5-dimethyl-1-(3-methylbutyl)pyrazole

C10H17BrN2 (244.0575)


   

2-(5-chloro-2-methyl-1H-indol-3-yl)ethanamine

2-(5-chloro-2-methyl-1H-indol-3-yl)ethanamine

C11H14Cl2N2 (244.0534)


   

2,2′-Bipyridine-3,3′−dicarboxylic acid

2,2′-Bipyridine-3,3′−dicarboxylic acid

C12H8N2O4 (244.0484)


   

N-ISOPROPYL-4-NITROBENZENESULFONAMIDE

N-ISOPROPYL-4-NITROBENZENESULFONAMIDE

C9H12N2O4S (244.0518)


   

1-(2,6-DICHLOROBENZYL)PIPERAZINE

1-(2,6-DICHLOROBENZYL)PIPERAZINE

C11H14Cl2N2 (244.0534)


   

n-(2-formyl-5,8-dioxo-5,8-dihydroquinolin-7-yl)acetamide

n-(2-formyl-5,8-dioxo-5,8-dihydroquinolin-7-yl)acetamide

C12H8N2O4 (244.0484)


   

Benzenesulfonamide, N-(1-methylethyl)-3-nitro-

Benzenesulfonamide, N-(1-methylethyl)-3-nitro-

C9H12N2O4S (244.0518)


   

3,3-DINITRO-BIPHENYL

3,3-DINITRO-BIPHENYL

C12H8N2O4 (244.0484)


   

6-Formamidopenicillanic acid

6-Formamidopenicillanic acid

C9H12N2O4S (244.0518)


The N-formyl derivative of 6-aminopenicillanic acid.

   
   

6-fluoro-N-phenyl-1,3-benzothiazol-2-amine

6-fluoro-N-phenyl-1,3-benzothiazol-2-amine

C13H9FN2S (244.047)


   

Trimethylsilyl p-toluenesulphonate

Trimethylsilyl p-toluenesulphonate

C10H16O3SSi (244.0589)


   

Phenylalanine-N-sulfonamide

Phenylalanine-N-sulfonamide

C9H12N2O4S (244.0518)


   

N-(3-carboxylatopropanoyl)-L-glutamate(3-)

N-(3-carboxylatopropanoyl)-L-glutamate(3-)

C9H10NO7-3 (244.0457)


   
   

Ribavirin carboxylate

Ribavirin carboxylate

C8H10N3O6- (244.057)


A monocarboxylic acid anion that is the conjugate base of ribavirin carboxylic acid arising from the deprotonation of the carboxy group. Major species at pH 7.3.

   

1-methyl-3-[(Z)-(4-oxo-3-prop-2-enyl-1,3-thiazolidin-2-ylidene)amino]thiourea

1-methyl-3-[(Z)-(4-oxo-3-prop-2-enyl-1,3-thiazolidin-2-ylidene)amino]thiourea

C8H12N4OS2 (244.0453)


   

5-Chloro-2-hydroxy-3,7-bis(methoxymethyl)cyclohepta-2,4,6-trien-1-one

5-Chloro-2-hydroxy-3,7-bis(methoxymethyl)cyclohepta-2,4,6-trien-1-one

C11H13ClO4 (244.0502)


   

2,3-dihydroxypropyl 3,4,5-trihydroxybenzoate

2,3-dihydroxypropyl 3,4,5-trihydroxybenzoate

C10H12O7 (244.0583)


   

3-Pyroglutamylthiazolidine-4-carboxylic acid

[S-(R*,S*)]-3-[(5-Oxo-2-pyrrolidinyl)carbonyl]-4-thiazolidinecarboxylic acid

C9H12N2O4S (244.0518)


D007155 - Immunologic Factors

   

N-(3-carboxylatopropanoyl)-L-glutamate(3-)

N-(3-carboxylatopropanoyl)-L-glutamate(3-)

C9H10NO7 (244.0457)


Trianion of N(2)-succinyl-L-glutamic acid arising from global deprotonation of the carboxy groups.

   

4-Thio-2'-deoxyuridine

1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-4-sulfanylidenepyrimidin-2-one

C9H12N2O4S (244.0518)


4-Thio-2'-deoxyuridine is a purine nucleoside analog. Purine nucleoside analogs have broad antitumor activity targeting indolent lymphoid malignancies. Anticancer mechanisms in this process rely on inhibition of DNA synthesis, induction of apoptosis, etc.

   

8-methoxy-2h,9h-pyrido[3,4-b]indole-1,3,4-trione

8-methoxy-2h,9h-pyrido[3,4-b]indole-1,3,4-trione

C12H8N2O4 (244.0484)


   

1,6-dihydroxy-5-oxo-5h-5λ⁵-phenazin-5-ylium-10-olate

1,6-dihydroxy-5-oxo-5h-5λ⁵-phenazin-5-ylium-10-olate

C12H8N2O4 (244.0484)


   

(2s)-2,3-dihydroxypropyl 3,4,5-trihydroxybenzoate

(2s)-2,3-dihydroxypropyl 3,4,5-trihydroxybenzoate

C10H12O7 (244.0583)


   

(2s,5r,6r)-6-[(hydroxymethylidene)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

(2s,5r,6r)-6-[(hydroxymethylidene)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

C9H12N2O4S (244.0518)