Showing structure for methyl 4-[(2-acetyl-5,6-dihydroxy-3,4-dihydro-1h-isoquinolin-3-yl)methyl]-5-ethenyl-6-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-4h-pyran-3-carboxylate