• L-Proline, 1-L-a-glutamyl-, 5-methyl ester
• 88070-84-2
• C₁₁H₁₈N₂O₅
• .

• L-Proline, 1-D-a-glutamyl-, 5-methyl ester
• 88070-85-3
• C₁₁H₁₈N₂O₅
• .

• L-Proline, 1-(N-hydroxy-L-glutaminyl)-
• 88070-87-5
• C₁₀H₁₇N₃O₅
• .

• L-Cysteine,N-[(1S)-2,2,2-trifluoro-1-(4-fluorophenyl)ethyl]-S-(triphenylmethyl)-
• 880762-37-8
• C₃₀H₂₅F₄NO₂S
• .

• L-Proline, 1-(1-oxo-4-phenylbutyl)-, compd. withN-cyclohexylcyclohexanamine (1:1)
• 88084-16-6
• C₁₅H₁₉NO₃·C₁₂H₂₃N
• .

• L-Proline, 1-(1-oxo-5-phenylpentyl)-
• 88084-17-7
• C₁₆H₂₁NO₃
• .

• L-Phenylalanine, N-[1-(1-oxo-4-phenylbutyl)-L-prolyl]-
• 88084-18-8
• C₂₄H₂₈N₂O₄
• .

• L-Phenylalanine, N-[1-(1-oxo-4-phenylbutyl)-L-prolyl]-, monopotassiumsalt
• 88084-19-9
• C₂₄H₂₈N₂O₄·K
• .

• L-Phenylalaninamide, L-prolyl-N-(3-aminopropyl)-
• 88084-24-6
• C₁₇H₂₆N₄O₂
• .

• L-Phenylalaninamide, L-prolyl-N-(3-aminopropyl)-, dihydrochloride
• 88084-25-7
• C₁₇H₂₆N₄O₂·2ClH
• .

• L-Proline, 1-(a-methyl-N-L-prolylphenylalanyl)-
• 88084-30-4
• C₂₀H₂₇N₃O₄
• .

• L-Proline, 1-[N-(1-benzoyl-L-prolyl)-a-methylphenylalanyl]-
• 88084-33-7
• C₂₇H₃₁N₃O₅
• .

• L-Phenylalaninamide,1-(1-oxo-4-phenylbutyl)-L-prolyl-N-(3-aminopropyl)-
• 88084-35-9
• C₂₇H₃₆N₄O₃
• .

• L-Proline, 1-[a-methyl-N-[1-(1-oxo-4-phenylbutyl)-L-prolyl]phenylalanyl]-
• 88084-39-3
• C₃₀H₃₇N₃O₅
• .

• L-Methionine,N-[N-[N-[(1,1-dimethylethoxy)carbonyl]-1-formyl-D-tryptophyl]-L-leucyl]-
• 88089-08-1
• C₂₈H₄₀N₄O₇S
• .

• L-Methionine, N-(N-L-a-aspartyl-O-sulfo-L-tyrosyl)-
• 88095-46-9
• C₁₈H₂₅N₃O₁₀S₂
• .

• L-Aspartic acid, N-[N-(N-glycyl-L-tryptophyl)-L-methionyl]-
• 88095-47-0
• C₂₂H₂₉N₅O₇S
• .

• L-Proline,1-[N-[1-[(1,1-dimethylethoxy)carbonyl]-3-oxo-3-phenylpropyl]-L-alanyl]-,1,1-dimethylethyl ester
• 88098-05-9
• C₂₆H₃₈N₂O₆
• .

• L-Proline, 1-L-alanyl-, ethyl ester, monohydrochloride
• 88098-06-0
• C₁₀H₁₈N₂O₃·ClH
• .

• L-Proline, 1-[N-[1-(ethoxycarbonyl)-3-oxo-3-phenylpropyl]-L-alanyl]-, ethylester
• 88098-07-1
• C₂₂H₃₀N₂O₆
• .

• L-Proline,1-[N-[3-oxo-3-phenyl-1-[(phenylmethoxy)carbonyl]propyl]-L-alanyl]-,phenylmethyl ester
• 88098-08-2
• C₃₂H₃₄N₂O₆
• .

• L-Proline, 1-[N-[1-(ethoxycarbonyl)-3-oxo-3-phenylpropyl]-L-alanyl]-
• 88098-09-3
• C₂₀H₂₆N₂O₆
• .

• L-Proline, 1-[N-(1-carboxy-3-oxo-3-phenylpropyl)-L-alanyl]-,mono(trifluoroacetate)
• 88098-11-7
• C₁₈H₂₂N₂O₆·C₂HF₃O₂
• .

• L-Proline,1-[N-[1-carboxy-3-oxo-3-[4-(phenylmethoxy)phenyl]propyl]-L-alanyl]-,dihydrochloride
• 88098-13-9
• C₂₅H₂₈N₂O₇·2ClH
• .

• L-Proline, 1-[N-[1-carboxy-3-(1H-indol-3-yl)-3-oxopropyl]-L-alanyl]-
• 88098-20-8
• C₂₀H₂₃N₃O₆
• .

• L-Proline, 1-[N-[1-carboxy-3-(1H-indol-3-yl)-3-oxopropyl]-L-alanyl]-,mono(trifluoroacetate)
• 88098-21-9
• C₂₀H₂₃N₃O₆·C₂HF₃O₂
• .

• L-Proline,1-[N-[1-(ethoxycarbonyl)-4-[2-(2-thienyl)-1,3-dioxolan-2-yl]butyl]-L-alanyl]-, 1,1-dimethylethyl ester
• 88098-29-7
• C₂₆H₄₀N₂O₇S
• .

• L-Proline, 1-[N-[1-(ethoxycarbonyl)-5-oxo-5-(2-thienyl)pentyl]-L-alanyl]-,ethyl ester, (S)-
• 88098-30-0
• C₂₂H₃₂N₂O₆S
• .

• L-Proline,1-[N-[1-carboxy-4-[2-(2-thienyl)-1,3-dioxolan-2-yl]butyl]-L-alanyl]-,2-(1,1-dimethylethyl) ester, (S)-
• 88098-31-1
• C₂₄H₃₆N₂O₇S
• .

• L-Proline, 1-[N-[1-carboxy-5-oxo-5-(2-thienyl)pentyl]-L-alanyl]-
• 88098-32-2
• C₁₈H₂₄N₂O₆S
• .

• L-Proline, 1-[N-[1-carboxy-5-oxo-5-(2-thienyl)pentyl]-L-alanyl]-,mono(trifluoroacetate)
• 88098-33-3
• C₁₈H₂₄N₂O₆S·C₂HF₃O₂
• .

• L-Proline, 1-[N-[1-(methoxycarbonyl)-5-oxo-5-(2-thienyl)pentyl]-L-alanyl]-,methyl ester, monohydrochloride
• 88098-34-4
• C₂₀H₂₈N₂O₆S·ClH
• .

• L-Proline,1-[N-[4-[5,5-dimethyl-2-(2-thienyl)-1,3-dioxan-2-yl]-1-(ethoxycarbonyl)butyl]-L-alanyl]-, 1,1-dimethylethyl ester
• 88098-35-5
• C₂₉H₄₆N₂O₇S
• .

• L-Proline, 1-[N-[1-(ethoxycarbonyl)-5-oxo-5-(2-thienyl)pentyl]-L-alanyl]-,1,1-dimethylethyl ester
• 88098-39-9
• C₂₄H₃₆N₂O₆S
• .

• L-Proline,1-[N-[4-(5,5-dimethyl-2-phenyl-1,3-dioxan-2-yl)-1-(ethoxycarbonyl)butyl]-L-alanyl]-
• 88098-42-4
• C₂₇H₄₀N₂O₇
• .

• L-Proline,1-[N-[1-carboxy-4-(5,5-dimethyl-2-phenyl-1,3-dioxan-2-yl)butyl]-L-alanyl]-
• 88098-43-5
• C₂₅H₃₆N₂O₇
• .

• L-Proline, 1-[N-[5-(2-benzofuranyl)-1-carboxy-5-oxopentyl]-L-alanyl]-,(S)-, mono(trifluoroacetate)
• 88098-54-8
• C₂₂H₂₆N₂O₇·C₂HF₃O₂
• .

• L-Proline, 1-L-a-glutamyl-, bis(1,1-dimethylethyl) ester
• 88098-55-9
• C₁₈H₃₂N₂O₅
• .

• L-Proline,1-[N-[4-[5,5-dimethyl-2-(2-thienyl)-1,3-dioxan-2-yl]-1-(ethoxycarbonyl)butyl]-L-a-glutamyl]-, bis(1,1-dimethylethyl) ester
• 88098-56-0
• C₃₅H₅₆N₂O₉S
• .

• L-Proline,1-[N-[1-(ethoxycarbonyl)-3-(2-phenyl-1,3-dioxolan-2-yl)propyl]-L-alanyl]-
• 88098-58-2
• C₂₃H₃₂N₂O₇
• .

• L-Proline, 1-[N-[1-(ethoxycarbonyl)-4-oxo-4-phenylbutyl]-L-alanyl]-,mono(trifluoroacetate)
• 88098-60-6
• C₂₁H₂₈N₂O₆·C₂HF₃O₂
• .

• L-Proline,1-[N-[1-(ethoxycarbonyl)-3-(2-phenyl-1,3-dioxolan-2-yl)propyl]-L-alanyl]-,1,1-dimethylethyl ester
• 88098-61-7
• C₂₇H₄₀N₂O₇
• .

• L-Proline,1-[N-[1-carboxy-3-(2-phenyl-1,3-dioxolan-2-yl)propyl]-L-alanyl]-,2-(1,1-dimethylethyl) ester
• 88098-62-8
• C₂₅H₃₆N₂O₇
• .

• L-Proline, 1-[N-(1-carboxy-4-oxo-4-phenylbutyl)-L-alanyl]-
• 88098-63-9
• C₁₉H₂₄N₂O₆
• .

• L-Proline, 1-[N-[1-(methoxycarbonyl)-4-oxo-4-phenylbutyl]-L-alanyl]-,methyl ester
• 88098-64-0
• C₂₁H₂₈N₂O₆
• .

• L-Proline, 1-[N-[2-methoxy-1-(methoxycarbonyl)-2-oxoethyl]-L-alanyl]-,1,1-dimethylethyl ester
• 88098-65-1
• C₁₇H₂₈N₂O₇
• .

• L-Proline,1-[N-[1,1-bis(methoxycarbonyl)-4-oxo-4-(2-thienyl)butyl]-L-alanyl]-,1,1-dimethylethyl ester
• 88098-66-2
• C₂₄H₃₄N₂O₈S
• .

• L-Proline, 1-[N-[1-(methoxycarbonyl)-4-oxo-4-(2-thienyl)butyl]-L-alanyl]-,1,1-dimethylethyl ester
• 88098-67-3
• C₂₂H₃₂N₂O₆S
• .

• L-Proline, 1-[N-[1-(methoxycarbonyl)-4-oxo-4-(2-thienyl)butyl]-L-alanyl]-,mono(trifluoroacetate)
• 88098-69-5
• C₁₈H₂₄N₂O₆S·C₂HF₃O₂
• .

• L-Proline, 1-[N-[1-carboxy-4-oxo-4-(2-thienyl)butyl]-L-alanyl]-,2-(1,1-dimethylethyl) ester
• 88098-70-8
• C₂₁H₃₀N₂O₆S
• .