[EN300-37299428-0.05g] (2S,5R,6R)-6-[(5R)-5-amino-5-carboxypentanamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid; bis(diethylamine) 9,324,545원
[EN300-37299428-0.1g] (2S,5R,6R)-6-[(5R)-5-amino-5-carboxypentanamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid; bis(diethylamine) 11,221,273원