76909-19-8

Tetrabutylammonium, salt with (2S-(2alpha,5alpha,6beta(S*)))-6-((amino(4-hydroxyphenyl)acetyl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid (1:1)