头孢氨苄

D-苯甘氨酸甲酯盐酸盐

羟甲基-7-氨基头孢烷酸

D-(-)-alpha-苯甘氨酸

N-Nitroso-hetacephalexin

(R)-(-)-2-苯甘氨酰氯 盐酸盐

2,2,2-trichloroethyl (1S,3S,5R,6R)-6-phenylacetamido-2,2-dimethylpenam-3-carboxylate, 1-oxide

(6R)-7t-((R)-2-amino-2-phenyl-acetylamino)-3-methyl-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester

(D)-phenylglycine methyl ester methanesulphonate

6β-((S)-2-bromo-2-phenyl-acetylamino)-1β-oxo-1λ4-penicillanic acid 2,2,2-trichloro-ethyl ester

DL-α-氨基苯乙酸

L-头孢氨苄

(6R,7R)-7-amino-3-methylenecepham-4-carboxylic acid

2-氨基-2-苯基乙酰胺

2,2,2-trichloroethyl (6R,7R,2'R)-7-(2'-azido-2'-phenylacetamido)-3-methylceph-3-em-4-carboxylate

(6R)-7t-((R)-2-amino-2-phenyl-acetylamino)-3-methylene-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]octane-2c-carboxylic acid

2,2,2-trichloroethyl (1S,3S,5R,6R,2'R)-6-(2'-azido-2'-phenylacetamido)-2,2-dimethylpenam-3-carboxylate, 1-oxide

(R)-氨基苯乙酸甲酯