Chemical Name:(4R,5S,6S)-3-[[(3S,5S)-1-[(2S,3R)-2-[(2S,3R)-5-carboxy-4-[[(3S,5S)-5-[(dimethylamino)carbonyl]pyrrolidin-3-yl]sulfanyl]-3-methyl-2,3-dihydro-1H-pyrrol-2-yl]-3-hydroxybutanoyl]-5-[(dimethylamino)carbonyl]pyrrolidin-3-yl]sulfanyl]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid (as per EP) ; (4R,5S,6S)-3-{[(3S,5S)-1-{(2S,3R)-2-[(2S,3R)-5-Carboxy-4-{[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]thio}-3-methyl-2,3-dihydro-1H-pyrrol-2-yl]-3-hydroxybutanoyl}-5-(dimethylcarbamoyl)pyrrolidin-3-yl]thio}-6-[(R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid (as per USP)
