2.
Name: (2S,5R,6R)-6-[[3-(4-butoxyphenyl)-3-carboxy-propanoyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
CAS: 60947-81-1



4.
Name: 5-(3-bromophenyl)-4-[hydroxy-(8-methyl-1,7-diazabicyclo[4.3.0]nona-2,4,6,8-tetraen-9-yl)methylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione
CAS: 7068-08-8


