143729-89-9 | (2S,5R,6R)-6-{[({(2E)-2-[2-(biphenyl-4-ylcarbonyl)hydrazinylidene]acetyl}amino)(phenyl)acetyl]amino}-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid | C31H29 N5 O6 S |
143729-85-5 | (2S,5R,6R)-3,3-dimethyl-7-oxo-6-{[({(2E)-2-[2-(4-phenoxybenzoyl)hydrazinylidene]acetyl}amino)(phenyl)acetyl]amino}-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid | C31H29 N5 O7 S |