Exact Mass: 545.2447104

Exact Mass Matches: 545.2447104

Found 64 metabolites which its exact mass value is equals to given mass value 545.2447104, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

Asterin B|Me ester-Asterin A

Asterin B|Me ester-Asterin A

C26H35N5O8 (545.248551)


   
   
   

Desanthraserpidine|desanthraserpine

Desanthraserpidine|desanthraserpine

C31H35N3O6 (545.252573)


   

Phe Gly His Trp

(2S)-2-[(2S)-2-{2-[(2S)-2-amino-3-phenylpropanamido]acetamido}-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Phe Gly Trp His

(2S)-2-[(2S)-2-{2-[(2S)-2-amino-3-phenylpropanamido]acetamido}-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Phe His Gly Trp

(2S)-2-{2-[(2S)-2-[(2S)-2-amino-3-phenylpropanamido]-3-(1H-imidazol-4-yl)propanamido]acetamido}-3-(1H-indol-3-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Phe His Trp Gly

2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-phenylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]acetic acid

C28H31N7O5 (545.2386556)


   

Phe Trp Gly His

(2S)-2-{2-[(2S)-2-[(2S)-2-amino-3-phenylpropanamido]-3-(1H-indol-3-yl)propanamido]acetamido}-3-(1H-imidazol-4-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Phe Trp His Gly

2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-phenylpropanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]acetic acid

C28H31N7O5 (545.2386556)


   

Gly Phe His Trp

(2S)-2-[(2S)-2-[(2S)-2-(2-aminoacetamido)-3-phenylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Gly Phe Trp His

(2S)-2-[(2S)-2-[(2S)-2-(2-aminoacetamido)-3-phenylpropanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Gly His Phe Trp

(2S)-2-[(2S)-2-[(2S)-2-(2-aminoacetamido)-3-(1H-imidazol-4-yl)propanamido]-3-phenylpropanamido]-3-(1H-indol-3-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Gly His Trp Phe

(2S)-2-[(2S)-2-[(2S)-2-(2-aminoacetamido)-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-phenylpropanoic acid

C28H31N7O5 (545.2386556)


   

Gly Trp Phe His

(2S)-2-[(2S)-2-[(2S)-2-(2-aminoacetamido)-3-(1H-indol-3-yl)propanamido]-3-phenylpropanamido]-3-(1H-imidazol-4-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Gly Trp His Phe

(2S)-2-[(2S)-2-[(2S)-2-(2-aminoacetamido)-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]-3-phenylpropanoic acid

C28H31N7O5 (545.2386556)


   

His Phe Gly Trp

(2S)-2-{2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-phenylpropanamido]acetamido}-3-(1H-indol-3-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

His Phe Trp Gly

2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-phenylpropanamido]-3-(1H-indol-3-yl)propanamido]acetic acid

C28H31N7O5 (545.2386556)


   

His Gly Phe Trp

(2S)-2-[(2S)-2-{2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]acetamido}-3-phenylpropanamido]-3-(1H-indol-3-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

His Gly Trp Phe

(2S)-2-[(2S)-2-{2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]acetamido}-3-(1H-indol-3-yl)propanamido]-3-phenylpropanoic acid

C28H31N7O5 (545.2386556)


   

His Lys Met Met

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]hexanamido]-4-(methylsulfanyl)butanamido]-4-(methylsulfanyl)butanoic acid

C22H39N7O5S2 (545.2453964)


   

His Met Lys Met

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]hexanamido]-4-(methylsulfanyl)butanoic acid

C22H39N7O5S2 (545.2453964)


   

His Met Met Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]-4-(methylsulfanyl)butanamido]hexanoic acid

C22H39N7O5S2 (545.2453964)


   

His Trp Phe Gly

2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-phenylpropanamido]acetic acid

C28H31N7O5 (545.2386556)


   

His Trp Gly Phe

(2S)-2-{2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]acetamido}-3-phenylpropanoic acid

C28H31N7O5 (545.2386556)


   

Lys His Met Met

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]-4-(methylsulfanyl)butanoic acid

C22H39N7O5S2 (545.2453964)


   

Lys Met His Met

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoic acid

C22H39N7O5S2 (545.2453964)


   

Lys Met Met His

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-4-(methylsulfanyl)butanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoic acid

C22H39N7O5S2 (545.2453964)


   

Met His Lys Met

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]hexanamido]-4-(methylsulfanyl)butanoic acid

C22H39N7O5S2 (545.2453964)


   

Met His Met Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]hexanoic acid

C22H39N7O5S2 (545.2453964)


   

Met Lys His Met

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]hexanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoic acid

C22H39N7O5S2 (545.2453964)


   

Met Lys Met His

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]hexanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoic acid

C22H39N7O5S2 (545.2453964)


   

Met Met His Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]hexanoic acid

C22H39N7O5S2 (545.2453964)


   

Met Met Lys His

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-4-(methylsulfanyl)butanamido]hexanamido]-3-(1H-imidazol-4-yl)propanoic acid

C22H39N7O5S2 (545.2453964)


   

Trp Phe Gly His

(2S)-2-{2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-phenylpropanamido]acetamido}-3-(1H-imidazol-4-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Trp Phe His Gly

2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-phenylpropanamido]-3-(1H-imidazol-4-yl)propanamido]acetic acid

C28H31N7O5 (545.2386556)


   

Trp Gly Phe His

(2S)-2-[(2S)-2-{2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]acetamido}-3-phenylpropanamido]-3-(1H-imidazol-4-yl)propanoic acid

C28H31N7O5 (545.2386556)


   

Trp Gly His Phe

(2S)-2-[(2S)-2-{2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]acetamido}-3-(1H-imidazol-4-yl)propanamido]-3-phenylpropanoic acid

C28H31N7O5 (545.2386556)


   

Trp His Phe Gly

2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]-3-phenylpropanamido]acetic acid

C28H31N7O5 (545.2386556)


   

Trp His Gly Phe

(2S)-2-{2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]acetamido}-3-phenylpropanoic acid

C28H31N7O5 (545.2386556)


   
   

Landiolol Hydrochloride

Landiolol Hydrochloride

C25H40ClN3O8 (545.2503790000001)


C78272 - Agent Affecting Nervous System > C29747 - Adrenergic Agent > C72900 - Adrenergic Antagonist Landiolol hydrochloride (ONO1101 hydrochloride) is a highly beta1 selective ultra-short acting beta-blocker (β1/β2 selectivity?=?255:1, a half-life of 4?min), acts as an adrenoceptor antagonist[1].

   

n-(2-nitrophenylsulfenyl)-s-benzyl-l-cysteine dicyclohexylammonium salt

n-(2-nitrophenylsulfenyl)-s-benzyl-l-cysteine dicyclohexylammonium salt

C28H39N3O4S2 (545.2381854)


   

R(+)-N,N-BIS(2-DIPHENYLPHOSPHINOETHYL)-1-PHENYLETHYLAMINE

R(+)-N,N-BIS(2-DIPHENYLPHOSPHINOETHYL)-1-PHENYLETHYLAMINE

C36H37NP2 (545.2401102)


   

N-benzyl-2-phenylethanaminium (2S,5R,6R)-3,3-dimethyl-7-oxo-6-[(phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

N-benzyl-2-phenylethanaminium (2S,5R,6R)-3,3-dimethyl-7-oxo-6-[(phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

C31H35N3O4S (545.234815)


   

3-(1,3-benzodioxol-5-yl)-1-[[(10S,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

3-(1,3-benzodioxol-5-yl)-1-[[(10S,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

C31H35N3O6 (545.252573)


   

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

C31H35N3O6 (545.252573)


   

3-(1,3-benzodioxol-5-yl)-1-[[(10S,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

3-(1,3-benzodioxol-5-yl)-1-[[(10S,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

C31H35N3O6 (545.252573)


   

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

C31H35N3O6 (545.252573)


   

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

C31H35N3O6 (545.252573)


   

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

3-(1,3-benzodioxol-5-yl)-1-[[(10R,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

C31H35N3O6 (545.252573)


   

3-(1,3-benzodioxol-5-yl)-1-[[(10S,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

3-(1,3-benzodioxol-5-yl)-1-[[(10S,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methylurea

C31H35N3O6 (545.252573)


   

2-amino-3-[[2-[(4Z,7Z,10Z,13Z)-hexadeca-4,7,10,13-tetraenoyl]oxy-3-propanoyloxypropoxy]-hydroxyphosphoryl]oxypropanoic acid

2-amino-3-[[2-[(4Z,7Z,10Z,13Z)-hexadeca-4,7,10,13-tetraenoyl]oxy-3-propanoyloxypropoxy]-hydroxyphosphoryl]oxypropanoic acid

C25H40NO10P (545.238971)


   
   

asterin a; me ester

NA

C26H35N5O8 (545.248551)


{"Ingredient_id": "HBIN017184","Ingredient_name": "asterin a; me ester","Alias": "NA","Ingredient_formula": "C26H35N5O8","Ingredient_Smile": "NA","Ingredient_weight": "545.58","OB_score": "NA","CAS_id": "151964-52-2","SymMap_id": "NA","TCMID_id": "NA","TCMSP_id": "NA","TCM_ID_id": "6555","PubChem_id": "NA","DrugBank_id": "NA"}

   

asterin B

asterin b

C26H35N5O8 (545.248551)


{"Ingredient_id": "HBIN017185","Ingredient_name": "asterin B","Alias": "asterin b","Ingredient_formula": "C26H35N5O8","Ingredient_Smile": "CNC1CCC2(C3CC4=C5C2(C1OC5=CC=C4)CCN3CC6CC6)O","Ingredient_weight": "545.58","OB_score": "8.984232865","CAS_id": "151964-52-2","SymMap_id": "SMIT11503;SMIT14398","TCMID_id": "1923","TCMSP_id": "MOL010452","TCM_ID_id": "NA","PubChem_id": "NA","DrugBank_id": "NA"}

   

asterinin a; me ester

NA

C26H35N5O8 (545.248551)


{"Ingredient_id": "HBIN017187","Ingredient_name": "asterinin a; me ester","Alias": "NA","Ingredient_formula": "C26H35N5O8","Ingredient_Smile": "NA","Ingredient_weight": "545.58","OB_score": "NA","CAS_id": "157536-41-9","SymMap_id": "NA","TCMID_id": "NA","TCMSP_id": "NA","TCM_ID_id": "6553","PubChem_id": "NA","DrugBank_id": "NA"}

   

asterinin c

NA

C26H35N5O8 (545.248551)


{"Ingredient_id": "HBIN017188","Ingredient_name": "asterinin c","Alias": "NA","Ingredient_formula": "C26H35N5O8","Ingredient_Smile": "CCC(C(=O)NC(CO)C(=O)NC(CC(=O)NC(C(C)O)C(=O)OC)C1=CC=CC=C1)NC(=O)C2=CC=CN2","Ingredient_weight": "545.58","OB_score": "NA","CAS_id": "157605-23-7","SymMap_id": "NA","TCMID_id": "NA","TCMSP_id": "NA","TCM_ID_id": "6552","PubChem_id": "101667553","DrugBank_id": "NA"}

   

(2s)-n-[(1s)-2-hydroxy-1-[(2-{[(2s,3s)-3-hydroxy-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl)-c-hydroxycarbonimidoyl]ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

(2s)-n-[(1s)-2-hydroxy-1-[(2-{[(2s,3s)-3-hydroxy-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl)-c-hydroxycarbonimidoyl]ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

C26H35N5O8 (545.248551)


   

3-hydroxy-n-[2-hydroxy-1-({2-[(1-methoxy-1-oxobutan-2-yl)-c-hydroxycarbonimidoyl]-1-phenylethyl}-c-hydroxycarbonimidoyl)ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

3-hydroxy-n-[2-hydroxy-1-({2-[(1-methoxy-1-oxobutan-2-yl)-c-hydroxycarbonimidoyl]-1-phenylethyl}-c-hydroxycarbonimidoyl)ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

C26H35N5O8 (545.248551)


   

(2s,3s)-3-hydroxy-n-[(1s)-2-hydroxy-1-{[(1r)-2-{[(2s)-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl]-c-hydroxycarbonimidoyl}ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

(2s,3s)-3-hydroxy-n-[(1s)-2-hydroxy-1-{[(1r)-2-{[(2s)-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl]-c-hydroxycarbonimidoyl}ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

C26H35N5O8 (545.248551)


   

(2s,3s)-3-hydroxy-n-[(1s)-2-hydroxy-1-[(2-{[(2s)-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl)-c-hydroxycarbonimidoyl]ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

(2s,3s)-3-hydroxy-n-[(1s)-2-hydroxy-1-[(2-{[(2s)-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl)-c-hydroxycarbonimidoyl]ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

C26H35N5O8 (545.248551)


   

n-[2-hydroxy-1-({2-[(3-hydroxy-1-methoxy-1-oxobutan-2-yl)-c-hydroxycarbonimidoyl]-1-phenylethyl}-c-hydroxycarbonimidoyl)ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

n-[2-hydroxy-1-({2-[(3-hydroxy-1-methoxy-1-oxobutan-2-yl)-c-hydroxycarbonimidoyl]-1-phenylethyl}-c-hydroxycarbonimidoyl)ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

C26H35N5O8 (545.248551)


   

(2s)-n-[(1s)-2-hydroxy-1-{[(1r)-2-{[(2s,3s)-3-hydroxy-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl]-c-hydroxycarbonimidoyl}ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

(2s)-n-[(1s)-2-hydroxy-1-{[(1r)-2-{[(2s,3s)-3-hydroxy-1-methoxy-1-oxobutan-2-yl]-c-hydroxycarbonimidoyl}-1-phenylethyl]-c-hydroxycarbonimidoyl}ethyl]-2-(1h-pyrrol-2-ylformamido)butanimidic acid

C26H35N5O8 (545.248551)