(3aS,4R,6aR)-N-((S)-3-(3-bromophenoxy)-2-(((tert-butyldimethylsilyl)oxy)methyl)propyl)-5-(2-methoxyacetyl)-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyrrole-4-carboxamide