Showing structure for methyl (2z)-2-[(2s,3s,4s,12bs)-3-ethenyl-4-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-1h,2h,3h,4h,6h,7h,12h,12bh-indolo[2,3-a]quinolizin-2-yl]-3-hydroxyprop-2-enoate