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cas no: 69-53-4 | chemical formula: c16h19n3o4s|(2s,5r,6r)-6-((r)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxyl……

cas no: 551-16-6 | chemical formula: c8h12n2o3s|(2s,5r,6r)-6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

cas no: 19379-33-0 | chemical formula: c16h19n3o4s|(2s,5r,6r)-6-((s)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbox……

cas no:49841-96-5||chemical formula:c16h19n3o4s||molecular weight:349.40500||exact mass：349.10963||(4s)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethylthiazol……

cas no:n/a||chemical formula:c16h19n3o4s||molecular weight:349.40500||exact mass：349.10963||(4s)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethylthiazolidine-4……

cas no: 32746-94-4 | chemical formula: c16h21n3o5s|(4s)-2-(((r)-2-amino-2-phenylacetamido)(carboxy)methyl)-5,5-dimethylthiazolidine-4-carboxylic acid

cas no: 1207726-28-0 | chemical formula: c24h26n4o5s|(r)-2-((2s,5r,6r)-6-((r)-2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hepta……

cas no: 124774-48-7 | chemical formula: c15h21n3o3s|(4s)-2-(((r)-2-amino-2-phenylacetamido)methyl)-5,5-dimethylthiazolidine-4-carboxylic acid

cas no:31485-02-6||chemical formula:c16h14n2o2||molecular weight:266.30000||exact mass:266.10553 ||(3r,6r)-3,6-diphenylpiperazine-2,5-dione

cas no: 2882-18-0 | chemical formula:c10h8n2o|3-phenylpyrazin-2-ol

cas no: 10001-82-8 | chemical formula:c24h26n4o5s|(2s,5r,6r)-6-((r)-2-((r)-2-amino-2-phenylacetamido)-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabic……

cas no: 6489-58-3 | chemical formula: c13h20n2o4s|(2s,5r,6r)-3,3-dimethyl-7-oxo-6-pivalamido-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid