Tazobactam Impurity F

(2S,3S,5R) -3- ((4- (((2S,3S) -2-carboxy-3-methyl-4,4-dioxido-7-oxo-4-thia-1-azabicyclo[3.2.0]heptan-3-yl) methyl) -3b,4-dihydrocyclobuta[1,2-d:3,4-d']bis ([1,2,3]triazole) -1 (3aH,6aH,6bH) -yl) methyl) -3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic a