N-Benzyl-2-((4aR,5R,8aR)-2-benzyl-5-hydroxy-8-oxo-octahydro-isoquinolin-8a-yl)-N-(4-methoxy-benzyl)-acetamide

(4aR,5R,10aR)-8-Benzyl-5-methoxycarbonyloxy-9-oxo-3,4,4a,5,6,8,9,10-octahydro-pyrrolo[2,3-i]isoquinoline-2-carboxylic acid methyl ester