p. 4267 - 4272
(2004)di-tert-butyl dicarbonate
N-benzyloxycarbonyl-hydrazine
2-chloromethyl-3-chloroprop-1-ene
1-tert-butoxycarbonyl-2-carbobenzyloxyhydrazine
1-benzyl 2-tert-butyl 4-hydroxypyrazolidine-1.2-dicarboxylate
8-[2-(4-Fluoro-phenyl)-acetyl]-1,4-dioxa-7,8-diaza-spiro[4.4]nonane-7-carboxylic acid benzyl ester
2-[2-(4-fluorophenyl)acetyl]-4-methylene-pyrazolidine-1-carboxylic acid benzyl ester
2-[2-(4-fluorophenyl)acetyl]-4-oxo-pyrazolidine-1-carboxylic acid benzyl ester
2-[2-(4-fluorophenyl)acetyl]-4-methoxy-pyrazolidine-1-carboxylic acid benzyl ester