p. 45 - 48
(2007/10/03)p. 7119 - 7122
(2007/10/02)ethyl N-t-BOC-2-(3,5-dimethyl-4-pyrazolyl)glycinate
ethyl N-tert-butoxycarbonyl-3-acetyl-4-oxonorvalinate
methyl 2-acetylamino-2-(3,5-dimethylpyrazol-4-yl)acetate
methyl 2-acetylamino-4-oxo-3-(1'-oxoethyl)pentanoate
2-acetylamino-2-(3,5-dimethylpyrazol-4-yl)acetic acid