Tazobactam Acid Impurity T-1

(2S,2’S,3S,3’S,5R,5’R)-3,3′-((3aS,3bS,6aR,6bS)-cyclobuta[1,2-d:3,4-d’]bis([1,2,3]triazole)-1,6(3aH,3bH,6aH,6bH)-diylbis(methylene))bis(3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide)