Showing structure for 5-ethenyl-4-[(7-hydroxy-6-methoxy-1,2,3,4-tetrahydroisoquinolin-1-yl)methyl]-6-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-4h-pyran-3-carboxylic acid