Showing structure for (4s,5r,6s)-5-ethenyl-4-[(1r)-1h,2h,3h,4h,9h-pyrido[3,4-b]indol-1-ylmethyl]-6-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-4h-pyran-3-carboxylic acid