6β-((R)-2-benzylideneamino-2-phenyl-acetylamino)-penicillanic acid, 1,1,3,3-tetramethyl-butylamine salt

D-苯甘氨酸甲酯盐酸盐

匹凡西林

(3-cyclohexylidene-2,5-dioxopyrrolidin-1-yl)methyl (2S,5R,6R)-6-((R)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

盐酸巴氨西林