22131-71-1 22188-59-6 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxamide, 3,3-dimethyl-7-oxo-6-((phenylacetyl)amino)-N-propyl-, (2S-(2alpha,5alpha,6beta))- BP-Propylamine Benzylpenicilloyl-n-propylamine