Showing structure for (16r,18s,19r)-19-ethenyl-16-methoxy-18-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-17-oxa-3,13-diazapentacyclo[11.8.0.0²,¹¹.0⁴,⁹.0¹⁵,²⁰]henicosa-1(21),2,4,6,8,10,15(20)-heptaen-14-one