Ethyl (4S,4aS,7aR,12bS)-4a,9-dihydroxy-7-oxo-1,2,4,4a,5,6,7,7a-octahydro-3H-4,12-methanobenzofuro[3,2-e]isoquinoline-3-carboxylate
Ethyl (4S,4aS,7aR,12bS)-4a,9-dihydroxy-7-oxo-1,2,4,4a,5,6,7,7a-octahydro-3H-4,12-methanobenzofuro[3,2-e]isoquinoline-3-carboxylate