tert-butyl (4R,4aS,7R,7aR,12bS)-7-[benzyl(methyl)amino]-4a-hydroxy-9-methoxy-1,2,4,4a,5,6,7,7a-octahydro-3H-4,12-methanobenzofuro[3,2-e]isoquinoline-3-carboxylate

tert-butyl (4R,4aS,7R,7aR,12bS)-7-[(E)-3-(furan-3-yl)-N-methylacrylamido]-4a-hydroxy-9-methoxy-1,2,4,4a,5,6,7,7a-octahydro-3H-4,12-methanobenzofuro[3,2-e]isoquinoline-3-carboxylate