Showing structure for methyl 4-(3-{[(1s)-6,7-dimethoxy-8-[(6-methoxy-2-methyl-1-oxo-3,4-dihydroisoquinolin-7-yl)oxy]-2-methyl-3,4-dihydro-1h-isoquinolin-1-yl]methyl}-2,6-dimethoxyphenoxy)benzoate