英文名称
[(4R,4aS,7aR,12bS)-4a-hydroxy-9-methoxy-3-methyl-1,2,4,5,7a,13-hexahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-yl] 2-(2-methoxyethoxycarbonylamino)-5-oxohexanoate;2-[[2-[[(4R,4aS,7aR,12bS)-4a-hydroxy-9-methoxy-3-methyl-1,2,4,5,7a,13-hexahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-yl]oxy]-2-oxoethyl]-(2-methoxyethoxycarbonyl)amino]acetic acid