3-甲基-1-苯基-2-丁酮

叔丁醇铝

苯甲酰甲酸

(2S,6R)-(2-phenylacetoxy)methyl 3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide

(7R)-(2-phenylacetoxy)methyl 3-methyl-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate