Related substance A
(4R,5S,6S)-3-{(3S,5S)-5-[({N-[(E)-(Dimethylamino)methylene]sulfamoyl}amino)methyl]pyrrolidin-3-ylsulfanyl}-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
Related substance B
(1S,4S,5S,6R)-4-[(1R)-1-Hydroxyethyl]-8-[(4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3-{(3S,5S)-5-[(sulfamoylamino)methyl]pyrrolidin-3-ylsulfanyl}-1-azabicyclo[3.2.0]hept-2-ene-2-carbonyl]-6-methyl-3-oxo-7-{(3S,5S)-5-[(sulfamoylamino)methyl]pyrrolidin-3-ylsulfanyl}-2-oxa-8-azabicyclo[3.2.1]octane-1-carboxylic acid
Related substance C
(4R,5S,6S)-3-[(3S,5S)-5-({[N-(1,1-Dimethylethyl)sulfamoyl]amino}methyl)pyrrolidin-3-ylsulfanyl]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
Related substance D
(2S,3R,4S)-2-[(1S,2R)-1-Carboxy-2-hydroxypropyl]-3-methyl-4-{(3S,5S)-5-[(sulfamoylamino)methyl]pyrrolidin-3-ylsulfanyl}-3,4-dihydro-2H-pyrrole-5-carboxylic acid