IUPAC:(6R,7R)-3-{[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl}-8-oxo-7-{2-[(1-15N)-1H-1,2,3,4-tetrazol-1-yl](1,2-13C2)acetamido}-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
IUPAC:(6R,7R)-3-{[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl}-8-oxo-7-{2-[(1-15N)-1H-1,2,3,4-tetrazol-1-yl](1,2-13C2)acetamido}-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid