Pyridinium, 4-(((7-(((2-amino-4-thiazolyl)(((1,4-dihydro-1,5-dihydroxy-1,5-dihydroxy-4-oxo-2-pyridinyl)carbonyl)amino)acetyl)amino)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)thio)-1-(2-hydroxyethyl)-, hydroxide, inner salt, (6R-(6))