Showing structure for (5r,8s,9s,10s,11s,13r,14s,15r,16e,18e)-11-ethyl-2,20,27-trihydroxy-10-methyl-21,26-diazapentacyclo[23.2.1.0⁵,¹⁵.0⁸,¹⁴.0⁹,¹³]octacosa-1,3,6,16,18,20,26-heptaen-28-one