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3-Oxabicyclo[3.1.0]hexane-6-carboxylic acid

8-Bromopyrazino[2,3-d]pyridazin-5(6h)-one

N-alpha-t-butyloxycarbonyl-6-hydroxy-l-norleucine

N’-hydroxy-5-methylisoxazole-3-carboximidamide

4-Cyanobutanoic acid

Ethyl 2-amino-3-oxo-butanoate hydrochloride

3-(2-Pyridinyl)cyclohexanone

Tert-butyl 3-oxocyclopentylcarbamate

Tert-butyl 6-benzyl-2,6-diazaspiro[3.3]heptane-2-carboxylate

2,5-Dimethoxy-4-(trifluoromethyl)phenethylamine